3(x+8)+7=7x-4(x-4)

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Solution for 3(x+8)+7=7x-4(x-4) equation:


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

Reorder the terms:
3(8 + x) + 7 = 7x + -4(x + -4)
(8 * 3 + x * 3) + 7 = 7x + -4(x + -4)
(24 + 3x) + 7 = 7x + -4(x + -4)

Reorder the terms:
24 + 7 + 3x = 7x + -4(x + -4)

Combine like terms: 24 + 7 = 31
31 + 3x = 7x + -4(x + -4)

Reorder the terms:
31 + 3x = 7x + -4(-4 + x)
31 + 3x = 7x + (-4 * -4 + x * -4)
31 + 3x = 7x + (16 + -4x)

Reorder the terms:
31 + 3x = 16 + 7x + -4x

Combine like terms: 7x + -4x = 3x
31 + 3x = 16 + 3x

Add '-3x' to each side of the equation.
31 + 3x + -3x = 16 + 3x + -3x

Combine like terms: 3x + -3x = 0
31 + 0 = 16 + 3x + -3x
31 = 16 + 3x + -3x

Combine like terms: 3x + -3x = 0
31 = 16 + 0
31 = 16

Solving
31 = 16

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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