5-(8x-7)+18x=31x-(90x+28x)-45

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Solution for 5-(8x-7)+18x=31x-(90x+28x)-45 equation:


Simplifying
5 + -1(8x + -7) + 18x = 31x + -1(90x + 28x) + -45

Reorder the terms:
5 + -1(-7 + 8x) + 18x = 31x + -1(90x + 28x) + -45
5 + (-7 * -1 + 8x * -1) + 18x = 31x + -1(90x + 28x) + -45
5 + (7 + -8x) + 18x = 31x + -1(90x + 28x) + -45

Combine like terms: 5 + 7 = 12
12 + -8x + 18x = 31x + -1(90x + 28x) + -45

Combine like terms: -8x + 18x = 10x
12 + 10x = 31x + -1(90x + 28x) + -45

Combine like terms: 90x + 28x = 118x
12 + 10x = 31x + -1(118x) + -45

Remove parenthesis around (118x)
12 + 10x = 31x + -1 * 118x + -45

Multiply -1 * 118
12 + 10x = 31x + -118x + -45

Reorder the terms:
12 + 10x = -45 + 31x + -118x

Combine like terms: 31x + -118x = -87x
12 + 10x = -45 + -87x

Solving
12 + 10x = -45 + -87x

Solving for variable 'x'.

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

Add '87x' to each side of the equation.
12 + 10x + 87x = -45 + -87x + 87x

Combine like terms: 10x + 87x = 97x
12 + 97x = -45 + -87x + 87x

Combine like terms: -87x + 87x = 0
12 + 97x = -45 + 0
12 + 97x = -45

Add '-12' to each side of the equation.
12 + -12 + 97x = -45 + -12

Combine like terms: 12 + -12 = 0
0 + 97x = -45 + -12
97x = -45 + -12

Combine like terms: -45 + -12 = -57
97x = -57

Divide each side by '97'.
x = -0.587628866

Simplifying
x = -0.587628866

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