3(x-5)-4=-55

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Solution for 3(x-5)-4=-55 equation:


Simplifying
3(x + -5) + -4 = -55

Reorder the terms:
3(-5 + x) + -4 = -55
(-5 * 3 + x * 3) + -4 = -55
(-15 + 3x) + -4 = -55

Reorder the terms:
-15 + -4 + 3x = -55

Combine like terms: -15 + -4 = -19
-19 + 3x = -55

Solving
-19 + 3x = -55

Solving for variable 'x'.

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

Add '19' to each side of the equation.
-19 + 19 + 3x = -55 + 19

Combine like terms: -19 + 19 = 0
0 + 3x = -55 + 19
3x = -55 + 19

Combine like terms: -55 + 19 = -36
3x = -36

Divide each side by '3'.
x = -12

Simplifying
x = -12

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