-7(1x+3)=-2(1x+3)-5

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Solution for -7(1x+3)=-2(1x+3)-5 equation:


Simplifying
-7(1x + 3) = -2(1x + 3) + -5

Reorder the terms:
-7(3 + 1x) = -2(1x + 3) + -5
(3 * -7 + 1x * -7) = -2(1x + 3) + -5
(-21 + -7x) = -2(1x + 3) + -5

Reorder the terms:
-21 + -7x = -2(3 + 1x) + -5
-21 + -7x = (3 * -2 + 1x * -2) + -5
-21 + -7x = (-6 + -2x) + -5

Reorder the terms:
-21 + -7x = -6 + -5 + -2x

Combine like terms: -6 + -5 = -11
-21 + -7x = -11 + -2x

Solving
-21 + -7x = -11 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-21 + -7x + 2x = -11 + -2x + 2x

Combine like terms: -7x + 2x = -5x
-21 + -5x = -11 + -2x + 2x

Combine like terms: -2x + 2x = 0
-21 + -5x = -11 + 0
-21 + -5x = -11

Add '21' to each side of the equation.
-21 + 21 + -5x = -11 + 21

Combine like terms: -21 + 21 = 0
0 + -5x = -11 + 21
-5x = -11 + 21

Combine like terms: -11 + 21 = 10
-5x = 10

Divide each side by '-5'.
x = -2

Simplifying
x = -2

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