-2(-8a-9)=-2a-3(6-9a)

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Solution for -2(-8a-9)=-2a-3(6-9a) equation:


Simplifying
-2(-8a + -9) = -2a + -3(6 + -9a)

Reorder the terms:
-2(-9 + -8a) = -2a + -3(6 + -9a)
(-9 * -2 + -8a * -2) = -2a + -3(6 + -9a)
(18 + 16a) = -2a + -3(6 + -9a)
18 + 16a = -2a + (6 * -3 + -9a * -3)
18 + 16a = -2a + (-18 + 27a)

Reorder the terms:
18 + 16a = -18 + -2a + 27a

Combine like terms: -2a + 27a = 25a
18 + 16a = -18 + 25a

Solving
18 + 16a = -18 + 25a

Solving for variable 'a'.

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

Add '-25a' to each side of the equation.
18 + 16a + -25a = -18 + 25a + -25a

Combine like terms: 16a + -25a = -9a
18 + -9a = -18 + 25a + -25a

Combine like terms: 25a + -25a = 0
18 + -9a = -18 + 0
18 + -9a = -18

Add '-18' to each side of the equation.
18 + -18 + -9a = -18 + -18

Combine like terms: 18 + -18 = 0
0 + -9a = -18 + -18
-9a = -18 + -18

Combine like terms: -18 + -18 = -36
-9a = -36

Divide each side by '-9'.
a = 4

Simplifying
a = 4

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