-7(a+3)=-2(a+3)-5a

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


Simplifying
-7(a + 3) = -2(a + 3) + -5a

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

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

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

Add '7a' to each side of the equation.
-21 + -7a + 7a = -6 + -7a + 7a

Combine like terms: -7a + 7a = 0
-21 + 0 = -6 + -7a + 7a
-21 = -6 + -7a + 7a

Combine like terms: -7a + 7a = 0
-21 = -6 + 0
-21 = -6

Solving
-21 = -6

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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