0.8(x+10)+x=80

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Solution for 0.8(x+10)+x=80 equation: 


Simplifying
0.8(x + 10) + x = 80

Reorder the terms:
0.8(10 + x) + x = 80
(10 * 0.8 + x * 0.8) + x = 80
(8 + 0.8x) + x = 80

Combine like terms: 0.8x + x = 1.8x
8 + 1.8x = 80

Solving
8 + 1.8x = 80

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 + 1.8x = 80 + -8

Combine like terms: 8 + -8 = 0
0 + 1.8x = 80 + -8
1.8x = 80 + -8

Combine like terms: 80 + -8 = 72
1.8x = 72

Divide each side by '1.8'.
x = 40

Simplifying
x = 40

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