7-(x+4)=O

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Solution for 7-(x+4)=O equation:


Simplifying
7 + -1(x + 4) = O

Reorder the terms:
7 + -1(4 + x) = O
7 + (4 * -1 + x * -1) = O
7 + (-4 + -1x) = O

Combine like terms: 7 + -4 = 3
3 + -1x = O

Solving
3 + -1x = O

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + -1x = -3 + O

Combine like terms: 3 + -3 = 0
0 + -1x = -3 + O
-1x = -3 + O

Divide each side by '-1'.
x = 3 + -1O

Simplifying
x = 3 + -1O

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