Combine like terms. 9 + 3x – 9x + 16 a.19x b.3x + 16 c.25 – 6x d.18x + 3x + 16

Find a number such that if you add 8 and divide the result by 4 you will get the same answer as if you subtracted 3 from the original number and divided by 2

There are 45 questions on your math exam. you answered 810 of them correctly. how many questions did you answer correctly?

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse