Addition
a + 10 = 13
What is 3
d - 7 = 10
What is 17
7x = 63
What is 9
x/4 = 14
What is 56
x+2.1=3.4
x=2.3
25=x+3
What is 22
121=k-83
What is 204
5e = 400
What is 80
x/6 = 6
What is 36
1.1x=11
x=10
50=x+21
What is 29
665=x-35
What is 700
11x = 275
What is 25
28 = a/13
What is 364
x-2.4=3.6
x=6
100=x+100
What is 0
What is 200
21y = 756
What is 36
80 = x/15
What is 1200
x/2.2=2
x=4.4
300=x+1
what is 299
x-1=1
what is 2
11x=121
what is 11
10=x/2
what is 20
x+1.9=2.0
x=0.1