7x+(-3x-5)=-45

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Solution for 7x+(-3x-5)=-45 equation:


Simplifying
7x + (-3x + -5) = -45

Reorder the terms:
7x + (-5 + -3x) = -45

Remove parenthesis around (-5 + -3x)
7x + -5 + -3x = -45

Reorder the terms:
-5 + 7x + -3x = -45

Combine like terms: 7x + -3x = 4x
-5 + 4x = -45

Solving
-5 + 4x = -45

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + 4x = -45 + 5

Combine like terms: -5 + 5 = 0
0 + 4x = -45 + 5
4x = -45 + 5

Combine like terms: -45 + 5 = -40
4x = -40

Divide each side by '4'.
x = -10

Simplifying
x = -10

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