-28=4a

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Solution for -28=4a equation:


Simplifying
-28 = 4a

Solving
-28 = 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 = 4a + -4a

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

Add '28' to each side of the equation.
-28 + 28 + -4a = 0 + 28

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

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

Divide each side by '-4'.
a = -7

Simplifying
a = -7

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