(Unlimited Practice) SAT Math: Equating Coefficients

1. In the equation $3(2x+2) = ax + b$ , $a$ and $b$ are constants. What is the value of $a + b$ ?

12

15

11

-12

2. In the equation $4(3x+6) = ax + b$ , $a$ and $b$ are constants. What is the value of $a + b$ ?

36

-36

37

39

3. In the equation $4(ax+5)-(2x+b) = 18x-4$ , $a$ and $b$ are constants. What are the values of $a$ and $b$ ?

25

24

23

22

4. In the equation $4(2x+10) = ax + b$ , $a$ and $b$ are constants. What is the value of $a$ ?

9

10

11

8

5. In the equation $5(6x+3) = ax + b$ , $a$ and $b$ are constants. What is the value of $b$ ?

18

-15

14

15