0.7(x+10)+0.9x=71

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Solution for 0.7(x+10)+0.9x=71 equation: 


Simplifying
0.7(x + 10) + 0.9x = 71

Reorder the terms:
0.7(10 + x) + 0.9x = 71
(10 * 0.7 + x * 0.7) + 0.9x = 71
(7 + 0.7x) + 0.9x = 71

Combine like terms: 0.7x + 0.9x = 1.6x
7 + 1.6x = 71

Solving
7 + 1.6x = 71

Solving for variable 'x'.

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

Add '-7' to each side of the equation.
7 + -7 + 1.6x = 71 + -7

Combine like terms: 7 + -7 = 0
0 + 1.6x = 71 + -7
1.6x = 71 + -7

Combine like terms: 71 + -7 = 64
1.6x = 64

Divide each side by '1.6'.
x = 40

Simplifying
x = 40

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