15+8x=20+7x

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Solution for 15+8x=20+7x equation: 


Simplifying
15 + 8x = 20 + 7x

Solving
15 + 8x = 20 + 7x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-7x' to each side of the equation.
15 + 8x + -7x = 20 + 7x + -7x

Combine like terms: 8x + -7x = 1x
15 + 1x = 20 + 7x + -7x

Combine like terms: 7x + -7x = 0
15 + 1x = 20 + 0
15 + 1x = 20

Add '-15' to each side of the equation.
15 + -15 + 1x = 20 + -15

Combine like terms: 15 + -15 = 0
0 + 1x = 20 + -15
1x = 20 + -15

Combine like terms: 20 + -15 = 5
1x = 5

Divide each side by '1'.
x = 5

Simplifying
x = 5

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