3=12-15x

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Solution for 3=12-15x equation:


Simplifying
3 = 12 + -15x

Solving
3 = 12 + -15x

Solving for variable 'x'.

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

Add '15x' to each side of the equation.
3 + 15x = 12 + -15x + 15x

Combine like terms: -15x + 15x = 0
3 + 15x = 12 + 0
3 + 15x = 12

Add '-3' to each side of the equation.
3 + -3 + 15x = 12 + -3

Combine like terms: 3 + -3 = 0
0 + 15x = 12 + -3
15x = 12 + -3

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

Divide each side by '15'.
x = 0.6

Simplifying
x = 0.6

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