Which equation could be used to solve problems involving the relationships between the angles?

A) (12 + a) + (7a + 12) = 90

B) 90 + (12 + a) = (7a + 12)

C) (12 + a) - (7a + 12) = 90

D) (7a + 12) - 90 = (12 + a)

Paige adds 1/8 quart of water to her dogs water bowl. The bowl already had water in it. After Paige is done pouring water into the bowl, the total amount of water in the bowl is 7/8 quart of water.

What is the distance between - 10 and 10 on the number line?

He area of a square can be found using the equation A = s², where A is the area and s is the measure of one side of the square. Match the equation for how to solve for the side length of a square to its description. A square has an area of 227 in2.

Solve for c, B (a+c) = ac

If the probability of a machine producing a defective part is 0.05, what is the probability of finding exactly 5 defective parts from a sample of 100? (Assume that the process follows a binomial distribution and round answer to four places)

What's smallest in order, 7.7, 7.77, 7.17, 7.707

Which of the following has a value between 10/3 and 11/3? A - 3 1/2 B-3 1/4 C - 3 3/4 D - 3 1/8

4x + (6-x) What is the answer

X = a) 50 b) 100 c) 25

How do you subtract a positive fraction from a negative fraction?