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

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


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

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

Combine like terms: 4a + 4a = 8a
-20 + 8a = 2(a + 4)

Reorder the terms:
-20 + 8a = 2(4 + a)
-20 + 8a = (4 * 2 + a * 2)
-20 + 8a = (8 + 2a)

Solving
-20 + 8a = 8 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-20 + 8a + -2a = 8 + 2a + -2a

Combine like terms: 8a + -2a = 6a
-20 + 6a = 8 + 2a + -2a

Combine like terms: 2a + -2a = 0
-20 + 6a = 8 + 0
-20 + 6a = 8

Add '20' to each side of the equation.
-20 + 20 + 6a = 8 + 20

Combine like terms: -20 + 20 = 0
0 + 6a = 8 + 20
6a = 8 + 20

Combine like terms: 8 + 20 = 28
6a = 28

Divide each side by '6'.
a = 4.666666667

Simplifying
a = 4.666666667

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