7(a+4)=8-3a

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Solution for 7(a+4)=8-3a equation:


Simplifying
7(a + 4) = 8 + -3a

Reorder the terms:
7(4 + a) = 8 + -3a
(4 * 7 + a * 7) = 8 + -3a
(28 + 7a) = 8 + -3a

Solving
28 + 7a = 8 + -3a

Solving for variable 'a'.

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

Add '3a' to each side of the equation.
28 + 7a + 3a = 8 + -3a + 3a

Combine like terms: 7a + 3a = 10a
28 + 10a = 8 + -3a + 3a

Combine like terms: -3a + 3a = 0
28 + 10a = 8 + 0
28 + 10a = 8

Add '-28' to each side of the equation.
28 + -28 + 10a = 8 + -28

Combine like terms: 28 + -28 = 0
0 + 10a = 8 + -28
10a = 8 + -28

Combine like terms: 8 + -28 = -20
10a = -20

Divide each side by '10'.
a = -2

Simplifying
a = -2

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