8+4x+3(3x)=4x+80

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Solution for 8+4x+3(3x)=4x+80 equation:


Simplifying
8 + 4x + 3(3x) = 4x + 80

Remove parenthesis around (3x)
8 + 4x + 3 * 3x = 4x + 80

Multiply 3 * 3
8 + 4x + 9x = 4x + 80

Combine like terms: 4x + 9x = 13x
8 + 13x = 4x + 80

Reorder the terms:
8 + 13x = 80 + 4x

Solving
8 + 13x = 80 + 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.
8 + 13x + -4x = 80 + 4x + -4x

Combine like terms: 13x + -4x = 9x
8 + 9x = 80 + 4x + -4x

Combine like terms: 4x + -4x = 0
8 + 9x = 80 + 0
8 + 9x = 80

Add '-8' to each side of the equation.
8 + -8 + 9x = 80 + -8

Combine like terms: 8 + -8 = 0
0 + 9x = 80 + -8
9x = 80 + -8

Combine like terms: 80 + -8 = 72
9x = 72

Divide each side by '9'.
x = 8

Simplifying
x = 8

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