5(a+3)+2(2a-5)=23

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Solution for 5(a+3)+2(2a-5)=23 equation:


Simplifying
5(a + 3) + 2(2a + -5) = 23

Reorder the terms:
5(3 + a) + 2(2a + -5) = 23
(3 * 5 + a * 5) + 2(2a + -5) = 23
(15 + 5a) + 2(2a + -5) = 23

Reorder the terms:
15 + 5a + 2(-5 + 2a) = 23
15 + 5a + (-5 * 2 + 2a * 2) = 23
15 + 5a + (-10 + 4a) = 23

Reorder the terms:
15 + -10 + 5a + 4a = 23

Combine like terms: 15 + -10 = 5
5 + 5a + 4a = 23

Combine like terms: 5a + 4a = 9a
5 + 9a = 23

Solving
5 + 9a = 23

Solving for variable 'a'.

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

Add '-5' to each side of the equation.
5 + -5 + 9a = 23 + -5

Combine like terms: 5 + -5 = 0
0 + 9a = 23 + -5
9a = 23 + -5

Combine like terms: 23 + -5 = 18
9a = 18

Divide each side by '9'.
a = 2

Simplifying
a = 2

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