17=x-(-4)

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Solution for 17=x-(-4) equation: 


Simplifying
17 = x + -1(-4)

Multiply -1 * -4
17 = x + 4

Reorder the terms:
17 = 4 + x

Solving
17 = 4 + 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.
17 + -1x = 4 + x + -1x

Combine like terms: x + -1x = 0
17 + -1x = 4 + 0
17 + -1x = 4

Add '-17' to each side of the equation.
17 + -17 + -1x = 4 + -17

Combine like terms: 17 + -17 = 0
0 + -1x = 4 + -17
-1x = 4 + -17

Combine like terms: 4 + -17 = -13
-1x = -13

Divide each side by '-1'.
x = 13

Simplifying
x = 13

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