7x+x-8=28

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Solution for 7x+x-8=28 equation: 


Simplifying
7x + x + -8 = 28

Reorder the terms:
-8 + 7x + x = 28

Combine like terms: 7x + x = 8x
-8 + 8x = 28

Solving
-8 + 8x = 28

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 8x = 28 + 8

Combine like terms: -8 + 8 = 0
0 + 8x = 28 + 8
8x = 28 + 8

Combine like terms: 28 + 8 = 36
8x = 36

Divide each side by '8'.
x = 4.5

Simplifying
x = 4.5

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