Age Problem

3/24/2015

Ella is 6 years younger than Amanda. Zoe is twice as old as Amanda. The total of their ages is 54. Which equation can be used to find Amanda's age?
A.) x + (x - 6) + 2(x - 6) = 54
B.) x - 6x + (x + 2) = 54
C.) x - 6 + 2x = 54
D.) x + (x - 6) + 2x = 54
E.) 2(x + 6) + (x + 6) + x = 54

Multiplying Binomials

3/20/2015

(2 - x²)(3x + 1) is equivalent to:
A.) 6x - x² - 3x³
B.) 2 - x² - 3x³
C.) 2 + 6x - 4x²
D.) 2 + 6x + x² - 3x³
E.) 2 + 6x - x² - 3x³

ACT & SAT practice

Age Problem

Multiplying Binomials

Archives

​​ACT & SAT practice

Age Problem

Multiplying Binomials

Archives

ACT & SAT practice