What does x stand for in the equation: 4x + 15 = 9x

Consider the statement "For all real numbers r, if r 2 is irrational then r is irrational." a. Write what you would suppose and what you would need to show to prove this statement by contradiction. b.

By any chance do you know what 25% of 25 is?

Solve for x. 3/5x = 15

4.34+w=12.27 in the equation

Hayden delivers pizza for papa john's. His average tip is $1.50 for each pizza that he delivers. How many pizzas must he deliver to earn at least $20 in tips?

The area of a triangle is 16a^3b^2c. Find the height if the base has a length of 18a^2b.

Solve each inequality 2>6/6-1

Find the positive value of X that makes the following equation a true number sentence. X to the power of 2 is equal to 4/49

What is the graph of 2x - y = 6 A. (6,-3) B. (-6,-3) C. (-3,-6) D. (3,-6)

12c-4=14c-10 whats the solution