Find the measures of the angles of a triangle of the measure of one angle is three times the measure of a second angle and the third angle measures five times the second angle decreased by 90

Answer:

hii

x=30

Step-by-step explanation:

x+3x+5x-90=180

9x=270

x=30

What is the value of the expression of -(-4)

ANSWER THESE FAST PLZ

Graph the linear equation -x + 2y = 3 by identifying the x- and y-intercepts ​

Solve 2x2 + 3x = 20.

A. x = −10 and x = 3
B. x = five over two and x= −4
C. x = 5 and x = 2
D. x = negative five over two and x = −4

Kim accidentally leaves the water hose running for half a day the graph represents the loss of water during that time ​

Proporcione un contraejemplo para cada una de estas afirmaciones para demostrar que no son clertas.
Parte A
Todos los cuadriláteros con 4 ángulos rectos son cuadrados

Parte B
Todos los números divisibles por 5 son impares

For every 242424 meals Momoka prepared for customers last night, she prepared 222 meals for employees. Momoka prepared 156156156 meals. How many meals did Momoka prepare for customers and for employees last night?

Pls help I really need it

these are two different questions

A 5-column table with 6 rows titled Number of cans collected. Column 1 has entries 7, 8, 10, 11, 11, 14. Column 2 has entries 16, 17, 18, 18, 24, 25. Column 3 has entries 28, 29, 30, 30, 35, 37. Column 4 has entries 38, 40, 40, 41, 41, 41. Column 5 has entries 42, 42, 42, 42, 42, 43.
Students from Grover Middle School are recycling aluminum cans. The table shows the total number of cans brought in each school day for a period of six weeks. They collected a total of 862 cans. Use the drop-down menus to define the terms.

Mean:
Median:
Mode:
Range:

Which rectangles similar to the one below?

Can anyone please help me on this!? I’ll give brainliest!

The number of pizzas is in a proportional relationship to the weight of the shredded cheese toppings. When​ shredded, a​ 50-lb block of cheese is enough to make 150 large pizzas. Find the constant of proportionality. Use pencil and paper. Explain how you can use a constant of proportionality to find how much cheese is on one slice of pizza if there are 8 slices per pizza.

2.526 - 3.628 =
i know there is a calculator for this but i need to show it in work so PLEASE RESPOND! (Thanks if u do)

The line graphed below has a slope of ____.

3
1/3
-3

Natasha rides her bicycle to school. She rides slowly uphill for 5 minutes when she first leaves her house, then speeds up and rides at a consistent speed on flat road for 15 minutes. The last 7 minutes of her ride, she goes faster and faster, flies downhill until she arrives at school. Which graph shows the relationship between Natasha’s speed on her bicycle and time?

The two-way table below describes the practice habits of members of the school band and choir.

Practice Habits of School Musicians


Less than
30 Minutes per Day
At Least
30 Minutes per Day
Band Students
38
26
Choir Students
18
12

Which statement best describes the relationship between the two variables?
There is an association because the relative frequencies by row are different.
There is an association because the relative frequencies by row are similar.
There is no association because the relative frequencies by row are different.
There is no association because the relative frequencies by row are similar.

What value of x is in the solution set of 2x. 3 > 11 - 5x?

a. -3
b. 0
c. 2
d. 4​

Solve the system.

y=6x-1

y=3x-4

The solution is _____
.

Explain your choice of method.

14. A pair of cars, 280 miles apart, begin at the
same time to run toward each other. If car A from
city A runs at a rate that is 10 mph faster than car
B from city B, and if they meet 2 hours later, how
far is the place they meet away from city A?
Please help

If _______ angles are ______ then lines are parallel

Two angles are supplementary if their measures add up to 180°. If one of two supplementary angles is (3x + 7)° while the other is (5x - 11), then x =
A.25
B.21
C.24
D.20
E.23

8 True or False: The substitution method is a method of solving systems of equations by adding equations together in such a way that the variables are set aside, one by one.

!!IMPORTANT!! 10 POINTS!!
Francis is playing an online puzzle game. He has 25 points and earns 5 points for puzzle he solves correctly. He will advance to the next round if his score is over 75 points. Which inequality can Francis use to find how many more puzzles he must solve to advance to the next round?

5/9+7/9 in simplest form

Kijuan needs to buy eggs to make breakfast for the next week. Each carton of eggs holds 12 eggs. Which of the following equations represents the relationship between the number of eggs that Kijuan will , y, and the number of cartons he buys, x ?

Jayson buys a car and pays by installments. Each installment is $567 per month.
After 48 months, Jayson owes $1,250. What was the total price of the vehicle?

What is 3 /49 as a decimal?

what is 4613203.125 rounded as a whole number​

Number the steps for balancing equations: