-28=-4(8+a)

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Solution for -28=-4(8+a) equation:


Simplifying
-28 = -4(8 + a)
-28 = (8 * -4 + a * -4)
-28 = (-32 + -4a)

Solving
-28 = -32 + -4a

Solving for variable 'a'.

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

Add '4a' to each side of the equation.
-28 + 4a = -32 + -4a + 4a

Combine like terms: -4a + 4a = 0
-28 + 4a = -32 + 0
-28 + 4a = -32

Add '28' to each side of the equation.
-28 + 28 + 4a = -32 + 28

Combine like terms: -28 + 28 = 0
0 + 4a = -32 + 28
4a = -32 + 28

Combine like terms: -32 + 28 = -4
4a = -4

Divide each side by '4'.
a = -1

Simplifying
a = -1

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