Solving Equations

Addition

100

37 = y + 8

29 = y

200

h + 2 1/4 = 4 2/4

h = 2 1/4

300

4 1/3 = w + 1 1/3

3 = w

400

h + 16.50 = 18.25

h=1.75

500

4.751 = j + 2.4

2.351 = j

Subtraction

100

853 = x - 48

901 = x

200

6 2/10 = a - 3

9 2/10 = a

300

18.82 = n - 2.531

4.751 = j + 2.4

Possible Solutions

100

Is x=3 a solution for x+7=10?

yes

200

Is x = 3 a solution for x+3=10?

No

300

Is x=3 a solution for x-3=10?

No

400

Is x = 3 a solution for x-1=2?

Yes