3(2a+1)-a=3a+8

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Solution for 3(2a+1)-a=3a+8 equation:


Simplifying
3(2a + 1) + -1a = 3a + 8

Reorder the terms:
3(1 + 2a) + -1a = 3a + 8
(1 * 3 + 2a * 3) + -1a = 3a + 8
(3 + 6a) + -1a = 3a + 8

Combine like terms: 6a + -1a = 5a
3 + 5a = 3a + 8

Reorder the terms:
3 + 5a = 8 + 3a

Solving
3 + 5a = 8 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
3 + 5a + -3a = 8 + 3a + -3a

Combine like terms: 5a + -3a = 2a
3 + 2a = 8 + 3a + -3a

Combine like terms: 3a + -3a = 0
3 + 2a = 8 + 0
3 + 2a = 8

Add '-3' to each side of the equation.
3 + -3 + 2a = 8 + -3

Combine like terms: 3 + -3 = 0
0 + 2a = 8 + -3
2a = 8 + -3

Combine like terms: 8 + -3 = 5
2a = 5

Divide each side by '2'.
a = 2.5

Simplifying
a = 2.5

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