3x+2(3x+4)=80

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Solution for 3x+2(3x+4)=80 equation: 


Simplifying
3x + 2(3x + 4) = 80

Reorder the terms:
3x + 2(4 + 3x) = 80
3x + (4 * 2 + 3x * 2) = 80
3x + (8 + 6x) = 80

Reorder the terms:
8 + 3x + 6x = 80

Combine like terms: 3x + 6x = 9x
8 + 9x = 80

Solving
8 + 9x = 80

Solving for variable 'x'.

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

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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