3(-13)-x=9

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Solution for 3(-13)-x=9 equation:


Simplifying
3(-13) + -1x = 9

Multiply 3 * -13
-39 + -1x = 9

Solving
-39 + -1x = 9

Solving for variable 'x'.

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

Add '39' to each side of the equation.
-39 + 39 + -1x = 9 + 39

Combine like terms: -39 + 39 = 0
0 + -1x = 9 + 39
-1x = 9 + 39

Combine like terms: 9 + 39 = 48
-1x = 48

Divide each side by '-1'.
x = -48

Simplifying
x = -48

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