Addition
x + 4 = 25
21
x - 2 = 6
What is 8
9x = 27
3
y/6 = 2
What is 12
m + 2.4 = 5.6
3.2
a + 13 = 15
2
d - 7 = 9
16
7x = 63
9
x/4 = 12
48
x -12.1=14.2
26.3
n + 8 = 14
6
k -83 =121
204
5e = 400
What is 80
x/6 = 6
36
5.6 = 0.8x
7
x + 36 = 100
64
x - 327 = 665
What is 869
275 = 11x
25
4 = a/13
52
c/0.2 = 1
0.2
27 = c + 27
0
a - 163) = 392
555
21y = 756
What is 36
80 = x/15
1200
0.12 = y/0.12
What is 0.0144