(3x+5)+(-7x-25)=

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Solution for (3x+5)+(-7x-25)= equation:


Simplifying
(3x + 5) + (-7x + -25) = 0

Reorder the terms:
(5 + 3x) + (-7x + -25) = 0

Remove parenthesis around (5 + 3x)
5 + 3x + (-7x + -25) = 0

Reorder the terms:
5 + 3x + (-25 + -7x) = 0

Remove parenthesis around (-25 + -7x)
5 + 3x + -25 + -7x = 0

Reorder the terms:
5 + -25 + 3x + -7x = 0

Combine like terms: 5 + -25 = -20
-20 + 3x + -7x = 0

Combine like terms: 3x + -7x = -4x
-20 + -4x = 0

Solving
-20 + -4x = 0

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + -4x = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -4x = 0 + 20
-4x = 0 + 20

Combine like terms: 0 + 20 = 20
-4x = 20

Divide each side by '-4'.
x = -5

Simplifying
x = -5

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