3a+(2a-5)=13-(a+2)

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Solution for 3a+(2a-5)=13-(a+2) equation:


Simplifying
3a + (2a + -5) = 13 + -1(a + 2)

Reorder the terms:
3a + (-5 + 2a) = 13 + -1(a + 2)

Remove parenthesis around (-5 + 2a)
3a + -5 + 2a = 13 + -1(a + 2)

Reorder the terms:
-5 + 3a + 2a = 13 + -1(a + 2)

Combine like terms: 3a + 2a = 5a
-5 + 5a = 13 + -1(a + 2)

Reorder the terms:
-5 + 5a = 13 + -1(2 + a)
-5 + 5a = 13 + (2 * -1 + a * -1)
-5 + 5a = 13 + (-2 + -1a)

Combine like terms: 13 + -2 = 11
-5 + 5a = 11 + -1a

Solving
-5 + 5a = 11 + -1a

Solving for variable 'a'.

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

Add 'a' to each side of the equation.
-5 + 5a + a = 11 + -1a + a

Combine like terms: 5a + a = 6a
-5 + 6a = 11 + -1a + a

Combine like terms: -1a + a = 0
-5 + 6a = 11 + 0
-5 + 6a = 11

Add '5' to each side of the equation.
-5 + 5 + 6a = 11 + 5

Combine like terms: -5 + 5 = 0
0 + 6a = 11 + 5
6a = 11 + 5

Combine like terms: 11 + 5 = 16
6a = 16

Divide each side by '6'.
a = 2.666666667

Simplifying
a = 2.666666667

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