(3x)+(x+20)=112

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Solution for (3x)+(x+20)=112 equation:


Simplifying
(3x) + (x + 20) = 112

Reorder the terms:
(3x) + (20 + x) = 112

Remove parenthesis around (20 + x)
(3x) + 20 + x = 112

Reorder the terms:
20 + (3x) + x = 112

Combine like terms: (3x) + x = 4x
20 + 4x = 112

Solving
20 + 4x = 112

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 4x = 112 + -20

Combine like terms: 20 + -20 = 0
0 + 4x = 112 + -20
4x = 112 + -20

Combine like terms: 112 + -20 = 92
4x = 92

Divide each side by '4'.
x = 23

Simplifying
x = 23

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