2(a+3)+a+1=25

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Solution for 2(a+3)+a+1=25 equation:


Simplifying
2(a + 3) + a + 1 = 25

Reorder the terms:
2(3 + a) + a + 1 = 25
(3 * 2 + a * 2) + a + 1 = 25
(6 + 2a) + a + 1 = 25

Reorder the terms:
6 + 1 + 2a + a = 25

Combine like terms: 6 + 1 = 7
7 + 2a + a = 25

Combine like terms: 2a + a = 3a
7 + 3a = 25

Solving
7 + 3a = 25

Solving for variable 'a'.

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

Add '-7' to each side of the equation.
7 + -7 + 3a = 25 + -7

Combine like terms: 7 + -7 = 0
0 + 3a = 25 + -7
3a = 25 + -7

Combine like terms: 25 + -7 = 18
3a = 18

Divide each side by '3'.
a = 6

Simplifying
a = 6

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