9+x(-4)=13

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Solution for 9+x(-4)=13 equation: 


Simplifying
9 + x(-4) = 13

Reorder the terms for easier multiplication:
9 + -4x = 13

Solving
9 + -4x = 13

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + -4x = 13 + -9

Combine like terms: 9 + -9 = 0
0 + -4x = 13 + -9
-4x = 13 + -9

Combine like terms: 13 + -9 = 4
-4x = 4

Divide each side by '-4'.
x = -1

Simplifying
x = -1

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