(3x+7)-(x+5)=

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Solution for (3x+7)-(x+5)= equation:


Simplifying
(3x + 7) + -1(x + 5) = 0

Reorder the terms:
(7 + 3x) + -1(x + 5) = 0

Remove parenthesis around (7 + 3x)
7 + 3x + -1(x + 5) = 0

Reorder the terms:
7 + 3x + -1(5 + x) = 0
7 + 3x + (5 * -1 + x * -1) = 0
7 + 3x + (-5 + -1x) = 0

Reorder the terms:
7 + -5 + 3x + -1x = 0

Combine like terms: 7 + -5 = 2
2 + 3x + -1x = 0

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

Solving
2 + 2x = 0

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + 2x = 0 + -2

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

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

Divide each side by '2'.
x = -1

Simplifying
x = -1

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