2(7-x)-(5-x)=8

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Solution for 2(7-x)-(5-x)=8 equation:


Simplifying
2(7 + -1x) + -1(5 + -1x) = 8
(7 * 2 + -1x * 2) + -1(5 + -1x) = 8
(14 + -2x) + -1(5 + -1x) = 8
14 + -2x + (5 * -1 + -1x * -1) = 8
14 + -2x + (-5 + 1x) = 8

Reorder the terms:
14 + -5 + -2x + 1x = 8

Combine like terms: 14 + -5 = 9
9 + -2x + 1x = 8

Combine like terms: -2x + 1x = -1x
9 + -1x = 8

Solving
9 + -1x = 8

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + -1x = 8 + -9

Combine like terms: 9 + -9 = 0
0 + -1x = 8 + -9
-1x = 8 + -9

Combine like terms: 8 + -9 = -1
-1x = -1

Divide each side by '-1'.
x = 1

Simplifying
x = 1

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