Solving Equations
2x+y=z, solve for y
y=z-2x
2x(3y)=z, solve for z
z=2x(3y)
15(4)
60
84÷ 7
12
82÷ 7
11 5/7
2x+y=z, solve for z
z=2x+y
2x(3y)=4z, solve for z
z=2x(3y)/4
20(5)
100
121÷11
11
102÷8
12 6/8
2x+y=z, solve for x
x=(z-y)/2
3a(b)=c, solve for b
b=c/3a
27(4)
108
156÷12
13
211÷7
30 1/7
2x+3y=4z, solve for y
y=(4z-2x)/3
10x-4y=2z+x, solve for z (combine like terms if needed)
z=(9x-4y)/2
35(6)
210
186÷6
282÷9
31 3/9
2x+4y=5z, solve for z
z=(2x+4y)/5
3a+4b+5c=d-2a, solve for d, combine like terms if needed
d=5a+4b+5c
87(9)
783
213÷3
71
304÷6
50 4/6