76=x+(3x)+(x-4)

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Solution for 76=x+(3x)+(x-4) equation:


Simplifying
76 = x + (3x) + (x + -4)

Reorder the terms:
76 = x + (3x) + (-4 + x)

Remove parenthesis around (-4 + x)
76 = x + (3x) + -4 + x

Reorder the terms:
76 = -4 + x + (3x) + x

Combine like terms: x + (3x) = 4x
76 = -4 + 4x + x

Combine like terms: 4x + x = 5x
76 = -4 + 5x

Solving
76 = -4 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
76 + -5x = -4 + 5x + -5x

Combine like terms: 5x + -5x = 0
76 + -5x = -4 + 0
76 + -5x = -4

Add '-76' to each side of the equation.
76 + -76 + -5x = -4 + -76

Combine like terms: 76 + -76 = 0
0 + -5x = -4 + -76
-5x = -4 + -76

Combine like terms: -4 + -76 = -80
-5x = -80

Divide each side by '-5'.
x = 16

Simplifying
x = 16

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