7(5+7)=x-4(x-2+x-4)

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


Simplifying
7(5 + 7) = x + -4(x + -2 + x + -4)

Combine like terms: 5 + 7 = 12
7(12) = x + -4(x + -2 + x + -4)

Multiply 7 * 12
84 = x + -4(x + -2 + x + -4)

Reorder the terms:
84 = x + -4(-2 + -4 + x + x)

Combine like terms: -2 + -4 = -6
84 = x + -4(-6 + x + x)

Combine like terms: x + x = 2x
84 = x + -4(-6 + 2x)
84 = x + (-6 * -4 + 2x * -4)
84 = x + (24 + -8x)

Reorder the terms:
84 = 24 + x + -8x

Combine like terms: x + -8x = -7x
84 = 24 + -7x

Solving
84 = 24 + -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.
84 + 7x = 24 + -7x + 7x

Combine like terms: -7x + 7x = 0
84 + 7x = 24 + 0
84 + 7x = 24

Add '-84' to each side of the equation.
84 + -84 + 7x = 24 + -84

Combine like terms: 84 + -84 = 0
0 + 7x = 24 + -84
7x = 24 + -84

Combine like terms: 24 + -84 = -60
7x = -60

Divide each side by '7'.
x = -8.571428571

Simplifying
x = -8.571428571

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