7(9x-4)-5(8-5x)+8(-2x+10)=(9-7x)

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Solution for 7(9x-4)-5(8-5x)+8(-2x+10)=(9-7x) equation:


Simplifying
7(9x + -4) + -5(8 + -5x) + 8(-2x + 10) = (9 + -7x)

Reorder the terms:
7(-4 + 9x) + -5(8 + -5x) + 8(-2x + 10) = (9 + -7x)
(-4 * 7 + 9x * 7) + -5(8 + -5x) + 8(-2x + 10) = (9 + -7x)
(-28 + 63x) + -5(8 + -5x) + 8(-2x + 10) = (9 + -7x)
-28 + 63x + (8 * -5 + -5x * -5) + 8(-2x + 10) = (9 + -7x)
-28 + 63x + (-40 + 25x) + 8(-2x + 10) = (9 + -7x)

Reorder the terms:
-28 + 63x + -40 + 25x + 8(10 + -2x) = (9 + -7x)
-28 + 63x + -40 + 25x + (10 * 8 + -2x * 8) = (9 + -7x)
-28 + 63x + -40 + 25x + (80 + -16x) = (9 + -7x)

Reorder the terms:
-28 + -40 + 80 + 63x + 25x + -16x = (9 + -7x)

Combine like terms: -28 + -40 = -68
-68 + 80 + 63x + 25x + -16x = (9 + -7x)

Combine like terms: -68 + 80 = 12
12 + 63x + 25x + -16x = (9 + -7x)

Combine like terms: 63x + 25x = 88x
12 + 88x + -16x = (9 + -7x)

Combine like terms: 88x + -16x = 72x
12 + 72x = (9 + -7x)

Remove parenthesis around (9 + -7x)
12 + 72x = 9 + -7x

Solving
12 + 72x = 9 + -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.
12 + 72x + 7x = 9 + -7x + 7x

Combine like terms: 72x + 7x = 79x
12 + 79x = 9 + -7x + 7x

Combine like terms: -7x + 7x = 0
12 + 79x = 9 + 0
12 + 79x = 9

Add '-12' to each side of the equation.
12 + -12 + 79x = 9 + -12

Combine like terms: 12 + -12 = 0
0 + 79x = 9 + -12
79x = 9 + -12

Combine like terms: 9 + -12 = -3
79x = -3

Divide each side by '79'.
x = -0.03797468354

Simplifying
x = -0.03797468354

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