x+3x+x-4=76

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


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

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

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

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

Solving
-4 + 5x = 76

Solving for variable 'x'.

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

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

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

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

Divide each side by '5'.
x = 16

Simplifying
x = 16

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