3x+7=79-4*(2x+7)

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Solution for 3x+7=79-4*(2x+7) equation:


Simplifying
3x + 7 = 79 + -4(2x + 7)

Reorder the terms:
7 + 3x = 79 + -4(2x + 7)

Reorder the terms:
7 + 3x = 79 + -4(7 + 2x)
7 + 3x = 79 + (7 * -4 + 2x * -4)
7 + 3x = 79 + (-28 + -8x)

Combine like terms: 79 + -28 = 51
7 + 3x = 51 + -8x

Solving
7 + 3x = 51 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
7 + 3x + 8x = 51 + -8x + 8x

Combine like terms: 3x + 8x = 11x
7 + 11x = 51 + -8x + 8x

Combine like terms: -8x + 8x = 0
7 + 11x = 51 + 0
7 + 11x = 51

Add '-7' to each side of the equation.
7 + -7 + 11x = 51 + -7

Combine like terms: 7 + -7 = 0
0 + 11x = 51 + -7
11x = 51 + -7

Combine like terms: 51 + -7 = 44
11x = 44

Divide each side by '11'.
x = 4

Simplifying
x = 4

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