3x-4+4x=-18

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Solution for 3x-4+4x=-18 equation:


Simplifying
3x + -4 + 4x = -18

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

Combine like terms: 3x + 4x = 7x
-4 + 7x = -18

Solving
-4 + 7x = -18

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 + 7x = -18 + 4

Combine like terms: -4 + 4 = 0
0 + 7x = -18 + 4
7x = -18 + 4

Combine like terms: -18 + 4 = -14
7x = -14

Divide each side by '7'.
x = -2

Simplifying
x = -2

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