5(x+7)+8=9x-4(4x-5)

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Solution for 5(x+7)+8=9x-4(4x-5) equation:


Simplifying
5(x + 7) + 8 = 9x + -4(4x + -5)

Reorder the terms:
5(7 + x) + 8 = 9x + -4(4x + -5)
(7 * 5 + x * 5) + 8 = 9x + -4(4x + -5)
(35 + 5x) + 8 = 9x + -4(4x + -5)

Reorder the terms:
35 + 8 + 5x = 9x + -4(4x + -5)

Combine like terms: 35 + 8 = 43
43 + 5x = 9x + -4(4x + -5)

Reorder the terms:
43 + 5x = 9x + -4(-5 + 4x)
43 + 5x = 9x + (-5 * -4 + 4x * -4)
43 + 5x = 9x + (20 + -16x)

Reorder the terms:
43 + 5x = 20 + 9x + -16x

Combine like terms: 9x + -16x = -7x
43 + 5x = 20 + -7x

Solving
43 + 5x = 20 + -7x

Solving for variable 'x'.

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

Add '7x' to each side of the equation.
43 + 5x + 7x = 20 + -7x + 7x

Combine like terms: 5x + 7x = 12x
43 + 12x = 20 + -7x + 7x

Combine like terms: -7x + 7x = 0
43 + 12x = 20 + 0
43 + 12x = 20

Add '-43' to each side of the equation.
43 + -43 + 12x = 20 + -43

Combine like terms: 43 + -43 = 0
0 + 12x = 20 + -43
12x = 20 + -43

Combine like terms: 20 + -43 = -23
12x = -23

Divide each side by '12'.
x = -1.916666667

Simplifying
x = -1.916666667

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