6-7=x-4+9

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Solution for 6-7=x-4+9 equation:


Simplifying
6 + -7 = x + -4 + 9

Combine like terms: 6 + -7 = -1
-1 = x + -4 + 9

Reorder the terms:
-1 = -4 + 9 + x

Combine like terms: -4 + 9 = 5
-1 = 5 + x

Solving
-1 = 5 + 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 = 5 + x + -1x

Combine like terms: x + -1x = 0
-1 + -1x = 5 + 0
-1 + -1x = 5

Add '1' to each side of the equation.
-1 + 1 + -1x = 5 + 1

Combine like terms: -1 + 1 = 0
0 + -1x = 5 + 1
-1x = 5 + 1

Combine like terms: 5 + 1 = 6
-1x = 6

Divide each side by '-1'.
x = -6

Simplifying
x = -6

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