-45=8(4x-7)+7(5x-8)

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Solution for -45=8(4x-7)+7(5x-8) equation:


Simplifying
-45 = 8(4x + -7) + 7(5x + -8)

Reorder the terms:
-45 = 8(-7 + 4x) + 7(5x + -8)
-45 = (-7 * 8 + 4x * 8) + 7(5x + -8)
-45 = (-56 + 32x) + 7(5x + -8)

Reorder the terms:
-45 = -56 + 32x + 7(-8 + 5x)
-45 = -56 + 32x + (-8 * 7 + 5x * 7)
-45 = -56 + 32x + (-56 + 35x)

Reorder the terms:
-45 = -56 + -56 + 32x + 35x

Combine like terms: -56 + -56 = -112
-45 = -112 + 32x + 35x

Combine like terms: 32x + 35x = 67x
-45 = -112 + 67x

Solving
-45 = -112 + 67x

Solving for variable 'x'.

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

Add '-67x' to each side of the equation.
-45 + -67x = -112 + 67x + -67x

Combine like terms: 67x + -67x = 0
-45 + -67x = -112 + 0
-45 + -67x = -112

Add '45' to each side of the equation.
-45 + 45 + -67x = -112 + 45

Combine like terms: -45 + 45 = 0
0 + -67x = -112 + 45
-67x = -112 + 45

Combine like terms: -112 + 45 = -67
-67x = -67

Divide each side by '-67'.
x = 1

Simplifying
x = 1

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