0.7(x+70)+0.1x=65

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Solution for 0.7(x+70)+0.1x=65 equation: 


Simplifying
0.7(x + 70) + 0.1x = 65

Reorder the terms:
0.7(70 + x) + 0.1x = 65
(70 * 0.7 + x * 0.7) + 0.1x = 65
(49 + 0.7x) + 0.1x = 65

Combine like terms: 0.7x + 0.1x = 0.8x
49 + 0.8x = 65

Solving
49 + 0.8x = 65

Solving for variable 'x'.

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

Add '-49' to each side of the equation.
49 + -49 + 0.8x = 65 + -49

Combine like terms: 49 + -49 = 0
0 + 0.8x = 65 + -49
0.8x = 65 + -49

Combine like terms: 65 + -49 = 16
0.8x = 16

Divide each side by '0.8'.
x = 20

Simplifying
x = 20

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