-4(7a+4)=30-5a

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Solution for -4(7a+4)=30-5a equation:


Simplifying
-4(7a + 4) = 30 + -5a

Reorder the terms:
-4(4 + 7a) = 30 + -5a
(4 * -4 + 7a * -4) = 30 + -5a
(-16 + -28a) = 30 + -5a

Solving
-16 + -28a = 30 + -5a

Solving for variable 'a'.

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

Add '5a' to each side of the equation.
-16 + -28a + 5a = 30 + -5a + 5a

Combine like terms: -28a + 5a = -23a
-16 + -23a = 30 + -5a + 5a

Combine like terms: -5a + 5a = 0
-16 + -23a = 30 + 0
-16 + -23a = 30

Add '16' to each side of the equation.
-16 + 16 + -23a = 30 + 16

Combine like terms: -16 + 16 = 0
0 + -23a = 30 + 16
-23a = 30 + 16

Combine like terms: 30 + 16 = 46
-23a = 46

Divide each side by '-23'.
a = -2

Simplifying
a = -2

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