(7-2x)-(4+x)=

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Solution for (7-2x)-(4+x)= equation:


Simplifying
(7 + -2x) + -1(4 + x) = 0

Remove parenthesis around (7 + -2x)
7 + -2x + -1(4 + x) = 0
7 + -2x + (4 * -1 + x * -1) = 0
7 + -2x + (-4 + -1x) = 0

Reorder the terms:
7 + -4 + -2x + -1x = 0

Combine like terms: 7 + -4 = 3
3 + -2x + -1x = 0

Combine like terms: -2x + -1x = -3x
3 + -3x = 0

Solving
3 + -3x = 0

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 + -3x = 0 + -3

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

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

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

Simplifying
x = 1

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