15+3[2x-9]=60

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Solution for 15+3[2x-9]=60 equation:


Simplifying
15 + 3[2x + -9] = 60

Reorder the terms:
15 + 3[-9 + 2x] = 60
15 + [-9 * 3 + 2x * 3] = 60
15 + [-27 + 6x] = 60

Combine like terms: 15 + -27 = -12
-12 + 6x = 60

Solving
-12 + 6x = 60

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + 6x = 60 + 12

Combine like terms: -12 + 12 = 0
0 + 6x = 60 + 12
6x = 60 + 12

Combine like terms: 60 + 12 = 72
6x = 72

Divide each side by '6'.
x = 12

Simplifying
x = 12

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