SAT Math Equivalent Expressions

Which of the following is equivalent to the given expression? (x+5)+(2x-3)

• 3x-2

• 3x +2

• 3x-8

• 3x+8

Which of the following is equivalent to 3(x+5)-6?

• 3x - 3

• 3x - 1

• 3x +9

• 15x-6

Which expression is equivalent to (2x²-4)-(-3x²+2x-7)?

• 5x²-2x+3

• 5x²+2x-3

• -x²-2x-11

• -x²+2x-11

The expression 2x² + ax is equivalent to x(2x+7) for some constant a. What is the value of a?

• 2

• 3

• 4

• 7

Which of the following is equivalent to 2(x²-x)+3(x²-x)?

• 5x²–5x

• 5x² +5x

• 5x

• 5x²

Which of the following is equivalent to 2x³ +4?

• 4(x³+4)

• 4(x³ +2)

• 2(x³+4)

• 2(x³ +2)

Which of the following expressions is equivalent to 2a²(a+3)?

• 5q³

• 895

• 2q³+3

• 2a³+6q²

Which of the following is equivalent to the expression (2x³+3x)(x³-2x)?

• x³ +5x

• 3x³+x

• 2x6-x4-6x²

• 3x6-x4-6x²

Which expression is equivalent to 8 + d² + 3?

• d² + 24

• d² + 11

• d² + 5

• d²

Which of the following expressions is equivalent to 2(ab-3)+2?

• 2ab-1

• 2ab-4

• 2ab-5

• 2ab-8