-53(-3)-(-13)(-3)=x

Solution for -53(-3)-(-13)(-3)=x equation:

Simplifying
-53(-3) + -1(-13)(-3) = x

Multiply -53 * -3
159 + -1(-13)(-3) = x

Multiply -1 * -13
159 + 13 * -3 = x

Multiply 13 * -3
159 + -39 = x

Combine like terms: 159 + -39 = 120
120 = x

Solving
120 = 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.
120 + -1x = x + -1x

Combine like terms: x + -1x = 0
120 + -1x = 0

Add '-120' to each side of the equation.
120 + -120 + -1x = 0 + -120

Combine like terms: 120 + -120 = 0
0 + -1x = 0 + -120
-1x = 0 + -120

Combine like terms: 0 + -120 = -120
-1x = -120

Divide each side by '-1'.
x = 120

Simplifying
x = 120