3a-5=2(a+1)+9a+2

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Solution for 3a-5=2(a+1)+9a+2 equation:


Simplifying
3a + -5 = 2(a + 1) + 9a + 2

Reorder the terms:
-5 + 3a = 2(a + 1) + 9a + 2

Reorder the terms:
-5 + 3a = 2(1 + a) + 9a + 2
-5 + 3a = (1 * 2 + a * 2) + 9a + 2
-5 + 3a = (2 + 2a) + 9a + 2

Reorder the terms:
-5 + 3a = 2 + 2 + 2a + 9a

Combine like terms: 2 + 2 = 4
-5 + 3a = 4 + 2a + 9a

Combine like terms: 2a + 9a = 11a
-5 + 3a = 4 + 11a

Solving
-5 + 3a = 4 + 11a

Solving for variable 'a'.

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

Add '-11a' to each side of the equation.
-5 + 3a + -11a = 4 + 11a + -11a

Combine like terms: 3a + -11a = -8a
-5 + -8a = 4 + 11a + -11a

Combine like terms: 11a + -11a = 0
-5 + -8a = 4 + 0
-5 + -8a = 4

Add '5' to each side of the equation.
-5 + 5 + -8a = 4 + 5

Combine like terms: -5 + 5 = 0
0 + -8a = 4 + 5
-8a = 4 + 5

Combine like terms: 4 + 5 = 9
-8a = 9

Divide each side by '-8'.
a = -1.125

Simplifying
a = -1.125

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