7x+x=12+8

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Solution for 7x+x=12+8 equation: 


Simplifying
7x + x = 12 + 8

Combine like terms: 7x + x = 8x
8x = 12 + 8

Combine like terms: 12 + 8 = 20
8x = 20

Solving
8x = 20

Solving for variable 'x'.

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

Divide each side by '8'.
x = 2.5

Simplifying
x = 2.5

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