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

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


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

Reorder the terms:
-3(7 + 5x) = -5x
(7 * -3 + 5x * -3) = -5x
(-21 + -15x) = -5x

Solving
-21 + -15x = -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
-21 + -15x + 5x = -5x + 5x

Combine like terms: -15x + 5x = -10x
-21 + -10x = -5x + 5x

Combine like terms: -5x + 5x = 0
-21 + -10x = 0

Add '21' to each side of the equation.
-21 + 21 + -10x = 0 + 21

Combine like terms: -21 + 21 = 0
0 + -10x = 0 + 21
-10x = 0 + 21

Combine like terms: 0 + 21 = 21
-10x = 21

Divide each side by '-10'.
x = -2.1

Simplifying
x = -2.1

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