4(a+7)=4(a-5)

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Solution for 4(a+7)=4(a-5) equation:


Simplifying
4(a + 7) = 4(a + -5)

Reorder the terms:
4(7 + a) = 4(a + -5)
(7 * 4 + a * 4) = 4(a + -5)
(28 + 4a) = 4(a + -5)

Reorder the terms:
28 + 4a = 4(-5 + a)
28 + 4a = (-5 * 4 + a * 4)
28 + 4a = (-20 + 4a)

Add '-4a' to each side of the equation.
28 + 4a + -4a = -20 + 4a + -4a

Combine like terms: 4a + -4a = 0
28 + 0 = -20 + 4a + -4a
28 = -20 + 4a + -4a

Combine like terms: 4a + -4a = 0
28 = -20 + 0
28 = -20

Solving
28 = -20

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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