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SAT Math Practice: Equating Coefficients Practice 01

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1. If $a$ is a constant, what is the value of $a$ ?

$2x(2x+1)-3=4ax^2 +ax-3$

$2$

$4$

$6$

$8$

2. If $a$ is a constant, what is the value of $a$ ?

$4a(5x^2 -3x) +2x-1=10x^2 -5x -1$

$-1$

$0.5$

$2$

$10$

3. If $a$ is a constant, what is the value of $a$ ?

$3(4x^2 -3x) -5=-4ax^2 +3ax -5$

$3$

$2$

$-2$

$-3$

4. If $a$ is a constant, what is the value of $a$ ?

$2a(x^2 +3x) +a=6x^2 +18x +3$

$1$

$3$

$5$

$-2$

5. If $a$ is a constant, what is the value of $a$ ?

$(x+a)^2 =x(x-8)+16$

$4$

$2$

$-2$

$-4$

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