7x+7=-4+4x+20

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Solution for 7x+7=-4+4x+20 equation:


Simplifying
7x + 7 = -4 + 4x + 20

Reorder the terms:
7 + 7x = -4 + 4x + 20

Reorder the terms:
7 + 7x = -4 + 20 + 4x

Combine like terms: -4 + 20 = 16
7 + 7x = 16 + 4x

Solving
7 + 7x = 16 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
7 + 7x + -4x = 16 + 4x + -4x

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

Combine like terms: 4x + -4x = 0
7 + 3x = 16 + 0
7 + 3x = 16

Add '-7' to each side of the equation.
7 + -7 + 3x = 16 + -7

Combine like terms: 7 + -7 = 0
0 + 3x = 16 + -7
3x = 16 + -7

Combine like terms: 16 + -7 = 9
3x = 9

Divide each side by '3'.
x = 3

Simplifying
x = 3

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