(2a+4)+5(a-4)=

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Solution for (2a+4)+5(a-4)= equation:


Simplifying
(2a + 4) + 5(a + -4) = 0

Reorder the terms:
(4 + 2a) + 5(a + -4) = 0

Remove parenthesis around (4 + 2a)
4 + 2a + 5(a + -4) = 0

Reorder the terms:
4 + 2a + 5(-4 + a) = 0
4 + 2a + (-4 * 5 + a * 5) = 0
4 + 2a + (-20 + 5a) = 0

Reorder the terms:
4 + -20 + 2a + 5a = 0

Combine like terms: 4 + -20 = -16
-16 + 2a + 5a = 0

Combine like terms: 2a + 5a = 7a
-16 + 7a = 0

Solving
-16 + 7a = 0

Solving for variable 'a'.

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

Add '16' to each side of the equation.
-16 + 16 + 7a = 0 + 16

Combine like terms: -16 + 16 = 0
0 + 7a = 0 + 16
7a = 0 + 16

Combine like terms: 0 + 16 = 16
7a = 16

Divide each side by '7'.
a = 2.285714286

Simplifying
a = 2.285714286

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