4(a-5)=-28

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Solution for 4(a-5)=-28 equation: 


Simplifying
4(a + -5) = -28

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

Solving
-20 + 4a = -28

Solving for variable 'a'.

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

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

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

Combine like terms: -28 + 20 = -8
4a = -8

Divide each side by '4'.
a = -2

Simplifying
a = -2

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