5(3x-3)-4=20

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Solution for 5(3x-3)-4=20 equation:


Simplifying
5(3x + -3) + -4 = 20

Reorder the terms:
5(-3 + 3x) + -4 = 20
(-3 * 5 + 3x * 5) + -4 = 20
(-15 + 15x) + -4 = 20

Reorder the terms:
-15 + -4 + 15x = 20

Combine like terms: -15 + -4 = -19
-19 + 15x = 20

Solving
-19 + 15x = 20

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 + 15x = 20 + 19

Combine like terms: -19 + 19 = 0
0 + 15x = 20 + 19
15x = 20 + 19

Combine like terms: 20 + 19 = 39
15x = 39

Divide each side by '15'.
x = 2.6

Simplifying
x = 2.6

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