Is 5 (x 2) and 10 5x equivalent

What is the sum of - 6 and 9?

A cable company charged a one time installation fee and a monthly service charge. The total cost is modeled by the function y=40+90x. Describe the meaning as of each part of the function

Alex has 4 pizzas if he eats 2 how many will he have left

A combination of numbers variables and at least one operation is called

Solve the equation by completing the square. round to the nearest hundredth if necessary 4x^2+8x-32=0

How many different integers can have the same absolute value? give examples?

A box contains 15 balls numbered 1 through 15. Two balls are drawn in succession without replacement. If the second ball has the number 4 on it, what is the probability that the first ball had a smaller number on it? An even number on it?

What is 1/3m-1-1/2n when m=21 and n=12

0.82 times what = 0.0082?

Let a be an irrational number. Is - 24+a rational or irrational?