3-4x-5=-18

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Solution for 3-4x-5=-18 equation:


Simplifying
3 + -4x + -5 = -18

Reorder the terms:
3 + -5 + -4x = -18

Combine like terms: 3 + -5 = -2
-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 = -16
-4x = -16

Divide each side by '-4'.
x = 4

Simplifying
x = 4

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