3(x+1)+4x=-18

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Solution for 3(x+1)+4x=-18 equation:


Simplifying
3(x + 1) + 4x = -18

Reorder the terms:
3(1 + x) + 4x = -18
(1 * 3 + x * 3) + 4x = -18
(3 + 3x) + 4x = -18

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

Solving
3 + 7x = -18

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 7x = -18 + -3

Combine like terms: 3 + -3 = 0
0 + 7x = -18 + -3
7x = -18 + -3

Combine like terms: -18 + -3 = -21
7x = -21

Divide each side by '7'.
x = -3

Simplifying
x = -3

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