4(2+2a)+8(7+5a)=16

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Solution for 4(2+2a)+8(7+5a)=16 equation:


Simplifying
4(2 + 2a) + 8(7 + 5a) = 16
(2 * 4 + 2a * 4) + 8(7 + 5a) = 16
(8 + 8a) + 8(7 + 5a) = 16
8 + 8a + (7 * 8 + 5a * 8) = 16
8 + 8a + (56 + 40a) = 16

Reorder the terms:
8 + 56 + 8a + 40a = 16

Combine like terms: 8 + 56 = 64
64 + 8a + 40a = 16

Combine like terms: 8a + 40a = 48a
64 + 48a = 16

Solving
64 + 48a = 16

Solving for variable 'a'.

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

Add '-64' to each side of the equation.
64 + -64 + 48a = 16 + -64

Combine like terms: 64 + -64 = 0
0 + 48a = 16 + -64
48a = 16 + -64

Combine like terms: 16 + -64 = -48
48a = -48

Divide each side by '48'.
a = -1

Simplifying
a = -1

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