-1=-3(4)+x

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Solution for -1=-3(4)+x equation:


Simplifying
-1 = -3(4) + x

Multiply -3 * 4
-1 = -12 + x

Solving
-1 = -12 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-1 + -1x = -12 + x + -1x

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

Add '1' to each side of the equation.
-1 + 1 + -1x = -12 + 1

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

Combine like terms: -12 + 1 = -11
-1x = -11

Divide each side by '-1'.
x = 11

Simplifying
x = 11

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