Explain why this statement is true:

7a + 4 - 2a = 7a + (-20) + 4

Without performing the calculations, which expression equals the greatest value? A) 1 2 * (2 + 7) B) 1 3 * (2 + 7) C) 1 4 * (2 + 7) D) 1 6 * (2 + 7)

Hannah received $30 for her birthday and bought 3 shirts that were all the same price. If she had $9 left over, which equation shows how to determine how much each shirt cost? Question 6 options: 3x = 39 3x = 30 x + 9 = 30 3x + 9 = 30

Eleven different video games showing drug use were observed. The duration times of drug use (in seconds) were recorded.

Why should you look out for a pig that knows karate

Peggy wants to run 5 miles in less than 60 minutes. What inequality shows what her rate should be? A. 1mi<60 min B. 3 mi<60 min C. 1 mi<12 min D. 2mi<30

Doug believes that the function y=6 is linear, while Olga believes that it is not linear. Who is right, and why? A Doug is right, because the function cannot be written in the form y = mx + b.

What is 4.27-1.29?

Which equation is 69 is greater than x

If x = 7, y = 1 and 2 = 1, then evaluate the following expression: X - y + z =

Solve 0.06*0.7+0.03=0.06 * (-0.2) + 0.03