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

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Solution for (3x+1)-(5x-7)= equation:


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

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

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

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

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

Combine like terms: 1 + 7 = 8
8 + 3x + -5x = 0

Combine like terms: 3x + -5x = -2x
8 + -2x = 0

Solving
8 + -2x = 0

Solving for variable 'x'.

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

Add '-8' to each side of the equation.
8 + -8 + -2x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -2x = 0 + -8
-2x = 0 + -8

Combine like terms: 0 + -8 = -8
-2x = -8

Divide each side by '-2'.
x = 4

Simplifying
x = 4

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