71=7(1-4x)+5(8x+8)

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Solution for 71=7(1-4x)+5(8x+8) equation:


Simplifying
71 = 7(1 + -4x) + 5(8x + 8)
71 = (1 * 7 + -4x * 7) + 5(8x + 8)
71 = (7 + -28x) + 5(8x + 8)

Reorder the terms:
71 = 7 + -28x + 5(8 + 8x)
71 = 7 + -28x + (8 * 5 + 8x * 5)
71 = 7 + -28x + (40 + 40x)

Reorder the terms:
71 = 7 + 40 + -28x + 40x

Combine like terms: 7 + 40 = 47
71 = 47 + -28x + 40x

Combine like terms: -28x + 40x = 12x
71 = 47 + 12x

Solving
71 = 47 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
71 + -12x = 47 + 12x + -12x

Combine like terms: 12x + -12x = 0
71 + -12x = 47 + 0
71 + -12x = 47

Add '-71' to each side of the equation.
71 + -71 + -12x = 47 + -71

Combine like terms: 71 + -71 = 0
0 + -12x = 47 + -71
-12x = 47 + -71

Combine like terms: 47 + -71 = -24
-12x = -24

Divide each side by '-12'.
x = 2

Simplifying
x = 2

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