Place parenthesis in the expression ok the left sp that the esperssion simplifies to the expression on the right: - 5+5-4a+1=20a

Let a be a rational number and b be an irrational number. Which of the following are true statements? A. The sum of a and b is never rational B. The product of a and b is rational C. b^2 is sometimes rational D. a^2 is always rational E.

12 (3-2x) = 84 solve for x.

Solve: - 2 (x - 4) = - 8

What is 2 with an exponent of - 5?

The highest and lowest temperatures ever recorded in the united states are 134° at Death Valley, California, and - 80° aT prospect Creek, Alaska. What is the difference in these temperatures extremes?

Which tools would Sara use to find an irregularly shaped object's mass and volume?

A bag contains 5 yellow marbles, 7 pink marbles, and 3 purple marbles. Gordon selects a marble without looking. What is the probability that he selects a yellow marble or a purple marble? 245 115 715 815

6x2 + 7x3 + 8x5+9 what is the degree of the polynomial

Three divided by x equals. 75 what is x

What is 1/4 times 3/5?