3(5x-12)=-21

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Solution for 3(5x-12)=-21 equation:


Simplifying
3(5x + -12) = -21

Reorder the terms:
3(-12 + 5x) = -21
(-12 * 3 + 5x * 3) = -21
(-36 + 15x) = -21

Solving
-36 + 15x = -21

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + 15x = -21 + 36

Combine like terms: -36 + 36 = 0
0 + 15x = -21 + 36
15x = -21 + 36

Combine like terms: -21 + 36 = 15
15x = 15

Divide each side by '15'.
x = 1

Simplifying
x = 1

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