19 - a = 42

What is a?

Answers

Answer 1
A=61 since if you do the opposite equation 42+19=61
Answer 2

Answer:

61

Step-by-step explanation:

add 42 the 19 because of reverse operation


Related Questions

Classify the angle pair using all names that apply

Answers

Answer:

Vertical and supplementary

Step-by-step explanation:

Angles 1 and 2 are Vertically opposite angles and therefore they are equal to each other.

Charlotte is making 20 flower bouquets 4/5 of the bouquet are daisies and the rest are tulips how many bouquets are tulips

Answers

Answer:

4 bouquets

Step-by-step explanation:

5/5 = 20 flower bouquets.

Find out how much flower bouquets there are when it's 1/5.

5/5 = 20

1/5 = 20 ÷ 5 = 4

Since tulips are 1/5 as 5/5 - 4/5 = 1/5, 4 bouquets are tulips.

Let ​g(x)=3x−1 and ​f(x)=x2+1. Find ​(g◦​f)(−5​).
​(g◦​f)(−5​)=nothing ​(Simplify your​ answer.)

Answers

Answer:

-384

Step-by-step explanation:

Solve for each function first.

g(-5) = 3(-5) - 1

g(-5) = -16

f(-5) = -5^2 + 1

f(-5) = -24

Multiply.

(fg)(-5) = (-16 x -24)

(fg)(-5) = -384

Not entirely sure if this is correct but this seemed the most obvious way to do it so I did it. Let me know if I'm wrong.

What are all the values for u that will make this equation true?
3u - 9 = 3

Answers

Answer:

U=4

Explaination:

3(4)-9=3

12-9=3

True


MARK ME BRAINLIEST PLEASE

Given the equation y = 3x + 2 , what is the value of x when y = 8? A:2 B:4 C:6 D:9

Answers

Answer:

a

Step-by-step explanation:

using angle A as the reference angle, what is the ratio of the opposite side to the adjacent side?
write the ratio as a fraction

Answers

Answer:

20/21

Step-by-step explanation:

Opposite / Adjacent = RT / AR

You have to find RT

Use the Pythagorean Theorem

AR^2 + TR^2 = AT^2

21^2 + TR^2 = 29^2

441 + TR^2 = 841             Subtract 441 from both sides

TR^2 = 841 - 441

TR^2 = 400

sqrt(TR^2) = sqrt(400)

TR = 20

Ratio: TR / AR = 20/29

Please help me solve this! Thank you so much!

Answers

Answer:

210 is answer when bases are same. powers should be added

Step-by-step explanation:

it's basically indicesis basically in this is so it was multiplication addition rule that you use

!NO LINKS, NO FILES!

please :)

Answers

Answer:

6

Step-by-step explanation:

Recall the area of a triangle formula

[tex]A=\frac{bh}{2}[/tex] where b = base and h = height

The triangle shown has a height of 4cm and a base length 3cm

Using this information we plug in the values into the formula

[tex]A=\frac{4*3}{2} \\4*3=12\\\frac{12}{2} =6[/tex]

Hence, the area of the triangle is 6 square centimeters

Answer:

Ok so the area of the triangle is 6

Step-by-step explanation:

a= 1/2 bh

a= 1/2 * 3 * 4

a= 1/2 * 12

a= 6

Easy math world problem help me asap

Answers

55 degrees GIVE ME BRANLIEST
Please give the person above brainiest ^^^^

PLEASE PLEASE HELP ILL MARK U AS BRAINLIST I NEED HELP ASAP !

Answers

Answer:

4.24 is the answer

please help ASAP 20 points to whoever helps!

Answers

Answer:

A. 232 in²

B. 216 in²

Step-by-step explanation:

A. Box A is a cuboid/rectangular prism.

Surface area of box A = 2(LW + LH + WH)

L = 10 in

W = 2 in

H = 8 in

Surface area = 2(10*2 + 10*8 + 2*8)

= 2(20 + 80 + 16) = 2(116)

Surface area = 232 in²

B. Surface area of B = surface area of cube

Surface area of cube = 6s²

s = 6 in

Surface area = 6(6²)

= 6(36)

= 216 in²

find the value of x please help I give brainly
20 points

Answers

Answer:

x=148

Step-by-step explanation:

First, find the missing angle by subtracting 100+48 from 180 (all of the angles in a triangle add up to 180). Then, subtract that from 180 (the angles are a linear pair, so they are supplementry, so they add up to 180) x+32=180.

x=148.

(お役に立てれば!)

A rectangular prism is shown.




What is the volume, in cubic inches, of this rectangular prisim

Answers

104

V=WxHxL
V=2x4x13=104

Answer:

Step-by-step explanation:

104 cubed , find the value of each side length x width x height

draw the image of ABC under a translation by five units to the left

Answers

Answer:

(x,y) --->(x-5,y)

A(-1.1)--->A¹(-6,1)

B(2,-4)-->B¹(-3,-4)

C(3,0) --> c¹(-2,0)

hope it helps

have a great day

What’s the answer to this, help plzzzzz

Answers

I think that it’s continuous but I’m not sure

Find the missing term in the equation

Answers

Answer:

6x

Step-by-step explanation:

4x² - 8x + 8 - x² + 2x - 4 - 3x² + 6x = 4

If f(x) = 2x+3 and g(x) = x^2 + 1, find f(g(3)).

Answers

Answer:

23

Step-by-step explanation:

g(3) = 3²+1 = 10

f(g(3)) = 2(10) + 3

= 23

What is the simple interest rate for a $5,000 investment
that become $5,750 at the end of 2 years?

Answers

Answer: the answer is r=7.5%

Step-by-step explanation:

You get the formula A=P(1+nr) where A is the accumulated amount: 5750, P is the principal: 5000, n is the amount of years: 2, and r is the rate: unknown

Now you plug in what you know:

5750=5000(1+2r)

Divide 5000 on both sides

Decimal form: 1.15=1+2r

Subtract -1 on both sides

0.15=2r

And lastly divide by 2 on both sides

0.075=r

BUT WHEN FINDING THE RATE ALWAYS MAKE IT A PERCENTAGE

r=0.075*100=7.5%

Question 8 of 10 In the polynomial below, what number should replace the question mark to produce a difference of squares? X2 + ? x-25 А. 0 B. 25 C. 10 D. 5 SUBNET​

Answers

Answer:

A) The number should be 0

Step-by-step explanation:

The differences of squares formula is x²-a²=(x+a)(x-a)

If we expand (x+a)(x-a), we see that it's x²-ax+ax-a² where -ax+ax=0 since the coefficients cancel out. Therefore, option A is correct.

pick the Quadrant that you would plot (4,2)
A. Quadrant III
B. Quadrant II
C.Quadrant IV
D.Quadrant I

Answers

Quadrant 1 Reason being all the positive are housed in quadrant 1

Answer:

D.) Quadrant I

Step-by-step explanation:

The quadrants start from Quadrant I (in the top left) and continue counter-clockwise to Quadrant II, Quadrant III, and Quadrant IV

Quadrant I = (+,+)

Quadrant II = (-,+)

Quadrant III = (-,-)

Quadrant IV = (+,-)

Now in this case, (4,2) is positive in the x value, and positive in the y value - so it belongs in Quadrant I!

Steve goes to school 350 miles from home. Driving home one weekend, he travels 70 mph for the first 140 miles, and then slows to 30 mph for 30 miles of a construction zone. He drives the last 180 miles at 60 mph. How long did it take Steve to get home?
A. 2 hr.
B. 4 hr.
C. 6 hr.
D. 8 hr.

Answers

I think it has to do with C

Answer:

Its C i did the quiz

Step-by-step explanation:

what si the answer to this??​

Answers

Answer:

One solution

Step-by-step explanation:

The slopes are different which means, the systems has one solution.

hope this helps and is right p.s. i really need brainliest :)

Make a tree diagram which shows the sample space of rolling a cube with faces numbered 1-6 and flipping a fair coin. Using this tree diagram, what is the probability of rolling the number 5 and the coin landing heads up? P(5, H) = 1 P(5. H) = 1 O P(5. H) = 1 OP(5, H) = 1

HELP PLSSS​

Answers

Answer:

C.)  P(5, H) = 1/12

Step-by-step explanation:

Answer:

P(5, H) = 1/12

I really want to know what 2+2 is.

Answers

Answer:

Step-by-step explanation:

4

Answer:

It's 4 for you and 5 points for me

Step-by-step explanation:

which expression would be easier to simplify if you used the commutative property to change the order of the numbers
A. (-40) + (-30) + 28
B. -3/5 + (-2/5) - 4
C. 40 + (-58) + 160
D/ 130 + 70 + (-37)

Answers

Step-by-step explanation:

OPTION A

(-40) + (-30) + 28

NEED HELP ASAP PLEASE! BRAINLIEST TO RIGHT ANSWER! For two similar triangles ABC and DEF, the scale factor of ∆ABC to ∆DEF is 2 : 3. If AB = 2(BC) and DE = 3(BC), what is EF?
A. 6BC
B. 2BC
C. 3BC
D. 1.5BC

Answers

Answer:

Assuming the similarity is that BC scales to EF, answer is

D. 1.5BC

Step-by-step explanation:

Because the triangles are smilar, AB/BC = DE/EF

If AB = 2BC

then DE = 2EF

but also DE = 3BC

so 2EF = 3BC

EF = 1.5BC

6. Priya can type 40 words per minute. Typing at that same rate, about
how many words can she type in 30 minutes?

Answers

Answer:

1200

Step-by-step explanation:

40 x 30=1200

what is sixty three hundred in number form

Answers

Answer:

Step-by-step explanation:

600,399

6,300 is your answer

please I need the answer with justification​

Answers

Answer:

a. 1/12

Step-by-step explanation:

I'm not 100% sure but...

The odds of the coin landing on tails is 1/2

The odds of the dice landing on 3 is 1/6

1/2 * 1/6 = 1/12

you owe $1,000 to a credit card company with 18% interest rate that will be compounded daily assume that there are no late fees and you knew not pay for one year how much will you owe after one year

Answers

9514 1404 393

Answer:

  $1197.16

Step-by-step explanation:

The future value is given by ...

  FV = P(1 +r/n)^(nt)

for principal P earning annual rate r compounded n times per year for t years

Your balance due will be ...

  FV = $1000(1 +0.18/365)^(365·1) ≈ $1197.16

You will owe $1197.16 after 1 year.

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