2(9a+3)-4(2a-8)=16

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Solution for 2(9a+3)-4(2a-8)=16 equation:


Simplifying
2(9a + 3) + -4(2a + -8) = 16

Reorder the terms:
2(3 + 9a) + -4(2a + -8) = 16
(3 * 2 + 9a * 2) + -4(2a + -8) = 16
(6 + 18a) + -4(2a + -8) = 16

Reorder the terms:
6 + 18a + -4(-8 + 2a) = 16
6 + 18a + (-8 * -4 + 2a * -4) = 16
6 + 18a + (32 + -8a) = 16

Reorder the terms:
6 + 32 + 18a + -8a = 16

Combine like terms: 6 + 32 = 38
38 + 18a + -8a = 16

Combine like terms: 18a + -8a = 10a
38 + 10a = 16

Solving
38 + 10a = 16

Solving for variable 'a'.

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

Add '-38' to each side of the equation.
38 + -38 + 10a = 16 + -38

Combine like terms: 38 + -38 = 0
0 + 10a = 16 + -38
10a = 16 + -38

Combine like terms: 16 + -38 = -22
10a = -22

Divide each side by '10'.
a = -2.2

Simplifying
a = -2.2

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