7(-5-x)=8(-x+13)

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Solution for 7(-5-x)=8(-x+13) equation:


Simplifying
7(-5 + -1x) = 8(-1x + 13)
(-5 * 7 + -1x * 7) = 8(-1x + 13)
(-35 + -7x) = 8(-1x + 13)

Reorder the terms:
-35 + -7x = 8(13 + -1x)
-35 + -7x = (13 * 8 + -1x * 8)
-35 + -7x = (104 + -8x)

Solving
-35 + -7x = 104 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
-35 + -7x + 8x = 104 + -8x + 8x

Combine like terms: -7x + 8x = 1x
-35 + 1x = 104 + -8x + 8x

Combine like terms: -8x + 8x = 0
-35 + 1x = 104 + 0
-35 + 1x = 104

Add '35' to each side of the equation.
-35 + 35 + 1x = 104 + 35

Combine like terms: -35 + 35 = 0
0 + 1x = 104 + 35
1x = 104 + 35

Combine like terms: 104 + 35 = 139
1x = 139

Divide each side by '1'.
x = 139

Simplifying
x = 139

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