4(1-8a)+2(9a-9)=

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Solution for 4(1-8a)+2(9a-9)= equation:


Simplifying
4(1 + -8a) + 2(9a + -9) = 0
(1 * 4 + -8a * 4) + 2(9a + -9) = 0
(4 + -32a) + 2(9a + -9) = 0

Reorder the terms:
4 + -32a + 2(-9 + 9a) = 0
4 + -32a + (-9 * 2 + 9a * 2) = 0
4 + -32a + (-18 + 18a) = 0

Reorder the terms:
4 + -18 + -32a + 18a = 0

Combine like terms: 4 + -18 = -14
-14 + -32a + 18a = 0

Combine like terms: -32a + 18a = -14a
-14 + -14a = 0

Solving
-14 + -14a = 0

Solving for variable 'a'.

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

Add '14' to each side of the equation.
-14 + 14 + -14a = 0 + 14

Combine like terms: -14 + 14 = 0
0 + -14a = 0 + 14
-14a = 0 + 14

Combine like terms: 0 + 14 = 14
-14a = 14

Divide each side by '-14'.
a = -1

Simplifying
a = -1

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