1. Equations Pre/Post Test

2. Question 1
Find the value of x in
x + 3 = 10

3. Question 2
Find the value of x in
x – 7 = 4

4. Question 3
Find the value of x in
3x = 12

5. Question 4
Find the value of x in
2x + 1 = 15

6. Question 5
Find the value of y in
3y – 2 = 13

7. Question 6
Find the value of y in
2y = -10

8. Question 7
Find the value of y in y
6 = 4

9. Question 8
Find the value of y in y
3 +2 = 8

10. Question 9
Find the value of x in
6x – 3
= 9

11. Question 10 Write an equation for this sentence:
A number is multiplied by seven, then two is subtracted to give a result of twelve.

12. Question 11 5s + 4 To obtain s from 7 = 12 you need to:
A multiply by 7 then subtract 4 then divide by 5
B add 7 then subtract 4 then divide by 5
C divide by 5 then multiply by 7 then subtract 4
D multiply by 7 then subtract 4 then subtract 5
E subtract 4 then multiply by 7 then divide by 5

13. Question 12
Solve the following by performing the same operation on both sides of the equation:
a - 5
= – 2