(x+2)+(3x-4)=18

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Solution for (x+2)+(3x-4)=18 equation:


Simplifying
(x + 2) + (3x + -4) = 18

Reorder the terms:
(2 + x) + (3x + -4) = 18

Remove parenthesis around (2 + x)
2 + x + (3x + -4) = 18

Reorder the terms:
2 + x + (-4 + 3x) = 18

Remove parenthesis around (-4 + 3x)
2 + x + -4 + 3x = 18

Reorder the terms:
2 + -4 + x + 3x = 18

Combine like terms: 2 + -4 = -2
-2 + x + 3x = 18

Combine like terms: x + 3x = 4x
-2 + 4x = 18

Solving
-2 + 4x = 18

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 4x = 18 + 2

Combine like terms: -2 + 2 = 0
0 + 4x = 18 + 2
4x = 18 + 2

Combine like terms: 18 + 2 = 20
4x = 20

Divide each side by '4'.
x = 5

Simplifying
x = 5

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