-(7a-4)+5(4a+8)=-8

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


Simplifying
-1(7a + -4) + 5(4a + 8) = -8

Reorder the terms:
-1(-4 + 7a) + 5(4a + 8) = -8
(-4 * -1 + 7a * -1) + 5(4a + 8) = -8
(4 + -7a) + 5(4a + 8) = -8

Reorder the terms:
4 + -7a + 5(8 + 4a) = -8
4 + -7a + (8 * 5 + 4a * 5) = -8
4 + -7a + (40 + 20a) = -8

Reorder the terms:
4 + 40 + -7a + 20a = -8

Combine like terms: 4 + 40 = 44
44 + -7a + 20a = -8

Combine like terms: -7a + 20a = 13a
44 + 13a = -8

Solving
44 + 13a = -8

Solving for variable 'a'.

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

Add '-44' to each side of the equation.
44 + -44 + 13a = -8 + -44

Combine like terms: 44 + -44 = 0
0 + 13a = -8 + -44
13a = -8 + -44

Combine like terms: -8 + -44 = -52
13a = -52

Divide each side by '13'.
a = -4

Simplifying
a = -4

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