x-(7-x)=35

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Solution for x-(7-x)=35 equation:


Simplifying
x + -1(7 + -1x) = 35
x + (7 * -1 + -1x * -1) = 35
x + (-7 + 1x) = 35

Reorder the terms:
-7 + x + 1x = 35

Combine like terms: x + 1x = 2x
-7 + 2x = 35

Solving
-7 + 2x = 35

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 2x = 35 + 7

Combine like terms: -7 + 7 = 0
0 + 2x = 35 + 7
2x = 35 + 7

Combine like terms: 35 + 7 = 42
2x = 42

Divide each side by '2'.
x = 21

Simplifying
x = 21

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