3(4x-5)-3x=30

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Solution for 3(4x-5)-3x=30 equation:


Simplifying
3(4x + -5) + -3x = 30

Reorder the terms:
3(-5 + 4x) + -3x = 30
(-5 * 3 + 4x * 3) + -3x = 30
(-15 + 12x) + -3x = 30

Combine like terms: 12x + -3x = 9x
-15 + 9x = 30

Solving
-15 + 9x = 30

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 9x = 30 + 15

Combine like terms: -15 + 15 = 0
0 + 9x = 30 + 15
9x = 30 + 15

Combine like terms: 30 + 15 = 45
9x = 45

Divide each side by '9'.
x = 5

Simplifying
x = 5

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