x-7=.8x+7

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


Simplifying
x + -7 = 0.8x + 7

Reorder the terms:
-7 + x = 0.8x + 7

Reorder the terms:
-7 + x = 7 + 0.8x

Solving
-7 + x = 7 + 0.8x

Solving for variable 'x'.

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

Add '-0.8x' to each side of the equation.
-7 + x + -0.8x = 7 + 0.8x + -0.8x

Combine like terms: x + -0.8x = 0.2x
-7 + 0.2x = 7 + 0.8x + -0.8x

Combine like terms: 0.8x + -0.8x = 0.0
-7 + 0.2x = 7 + 0.0
-7 + 0.2x = 7

Add '7' to each side of the equation.
-7 + 7 + 0.2x = 7 + 7

Combine like terms: -7 + 7 = 0
0 + 0.2x = 7 + 7
0.2x = 7 + 7

Combine like terms: 7 + 7 = 14
0.2x = 14

Divide each side by '0.2'.
x = 70

Simplifying
x = 70

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