105=5(2a+3)

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Solution for 105=5(2a+3) equation:


Simplifying
105 = 5(2a + 3)

Reorder the terms:
105 = 5(3 + 2a)
105 = (3 * 5 + 2a * 5)
105 = (15 + 10a)

Solving
105 = 15 + 10a

Solving for variable 'a'.

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

Add '-10a' to each side of the equation.
105 + -10a = 15 + 10a + -10a

Combine like terms: 10a + -10a = 0
105 + -10a = 15 + 0
105 + -10a = 15

Add '-105' to each side of the equation.
105 + -105 + -10a = 15 + -105

Combine like terms: 105 + -105 = 0
0 + -10a = 15 + -105
-10a = 15 + -105

Combine like terms: 15 + -105 = -90
-10a = -90

Divide each side by '-10'.
a = 9

Simplifying
a = 9

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