-x+3(5)=12

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


Simplifying
-1x + 3(5) = 12

Multiply 3 * 5
-1x + 15 = 12

Reorder the terms:
15 + -1x = 12

Solving
15 + -1x = 12

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 + -1x = 12 + -15

Combine like terms: 15 + -15 = 0
0 + -1x = 12 + -15
-1x = 12 + -15

Combine like terms: 12 + -15 = -3
-1x = -3

Divide each side by '-1'.
x = 3

Simplifying
x = 3

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