4x-7(x-8)=40

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Solution for 4x-7(x-8)=40 equation:


Simplifying
4x + -7(x + -8) = 40

Reorder the terms:
4x + -7(-8 + x) = 40
4x + (-8 * -7 + x * -7) = 40
4x + (56 + -7x) = 40

Reorder the terms:
56 + 4x + -7x = 40

Combine like terms: 4x + -7x = -3x
56 + -3x = 40

Solving
56 + -3x = 40

Solving for variable 'x'.

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

Add '-56' to each side of the equation.
56 + -56 + -3x = 40 + -56

Combine like terms: 56 + -56 = 0
0 + -3x = 40 + -56
-3x = 40 + -56

Combine like terms: 40 + -56 = -16
-3x = -16

Divide each side by '-3'.
x = 5.333333333

Simplifying
x = 5.333333333

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