3(2x-5)+x+(4x+7)=80

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Solution for 3(2x-5)+x+(4x+7)=80 equation:


Simplifying
3(2x + -5) + x + (4x + 7) = 80

Reorder the terms:
3(-5 + 2x) + x + (4x + 7) = 80
(-5 * 3 + 2x * 3) + x + (4x + 7) = 80
(-15 + 6x) + x + (4x + 7) = 80

Reorder the terms:
-15 + 6x + x + (7 + 4x) = 80

Remove parenthesis around (7 + 4x)
-15 + 6x + x + 7 + 4x = 80

Reorder the terms:
-15 + 7 + 6x + x + 4x = 80

Combine like terms: -15 + 7 = -8
-8 + 6x + x + 4x = 80

Combine like terms: 6x + x = 7x
-8 + 7x + 4x = 80

Combine like terms: 7x + 4x = 11x
-8 + 11x = 80

Solving
-8 + 11x = 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 + 11x = 80 + 8

Combine like terms: -8 + 8 = 0
0 + 11x = 80 + 8
11x = 80 + 8

Combine like terms: 80 + 8 = 88
11x = 88

Divide each side by '11'.
x = 8

Simplifying
x = 8

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