5a+(2a-5)-(a-3)=16

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Solution for 5a+(2a-5)-(a-3)=16 equation:


Simplifying
5a + (2a + -5) + -1(a + -3) = 16

Reorder the terms:
5a + (-5 + 2a) + -1(a + -3) = 16

Remove parenthesis around (-5 + 2a)
5a + -5 + 2a + -1(a + -3) = 16

Reorder the terms:
5a + -5 + 2a + -1(-3 + a) = 16
5a + -5 + 2a + (-3 * -1 + a * -1) = 16
5a + -5 + 2a + (3 + -1a) = 16

Reorder the terms:
-5 + 3 + 5a + 2a + -1a = 16

Combine like terms: -5 + 3 = -2
-2 + 5a + 2a + -1a = 16

Combine like terms: 5a + 2a = 7a
-2 + 7a + -1a = 16

Combine like terms: 7a + -1a = 6a
-2 + 6a = 16

Solving
-2 + 6a = 16

Solving for variable 'a'.

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

Add '2' to each side of the equation.
-2 + 2 + 6a = 16 + 2

Combine like terms: -2 + 2 = 0
0 + 6a = 16 + 2
6a = 16 + 2

Combine like terms: 16 + 2 = 18
6a = 18

Divide each side by '6'.
a = 3

Simplifying
a = 3

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