3(x+7)-2(-x+7)=8

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Solution for 3(x+7)-2(-x+7)=8 equation:


Simplifying
3(x + 7) + -2(-1x + 7) = 8

Reorder the terms:
3(7 + x) + -2(-1x + 7) = 8
(7 * 3 + x * 3) + -2(-1x + 7) = 8
(21 + 3x) + -2(-1x + 7) = 8

Reorder the terms:
21 + 3x + -2(7 + -1x) = 8
21 + 3x + (7 * -2 + -1x * -2) = 8
21 + 3x + (-14 + 2x) = 8

Reorder the terms:
21 + -14 + 3x + 2x = 8

Combine like terms: 21 + -14 = 7
7 + 3x + 2x = 8

Combine like terms: 3x + 2x = 5x
7 + 5x = 8

Solving
7 + 5x = 8

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 + 5x = 8 + -7

Combine like terms: 7 + -7 = 0
0 + 5x = 8 + -7
5x = 8 + -7

Combine like terms: 8 + -7 = 1
5x = 1

Divide each side by '5'.
x = 0.2

Simplifying
x = 0.2

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