(4a+25)+(a+5)=180

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Solution for (4a+25)+(a+5)=180 equation:


Simplifying
(4a + 25) + (a + 5) = 180

Reorder the terms:
(25 + 4a) + (a + 5) = 180

Remove parenthesis around (25 + 4a)
25 + 4a + (a + 5) = 180

Reorder the terms:
25 + 4a + (5 + a) = 180

Remove parenthesis around (5 + a)
25 + 4a + 5 + a = 180

Reorder the terms:
25 + 5 + 4a + a = 180

Combine like terms: 25 + 5 = 30
30 + 4a + a = 180

Combine like terms: 4a + a = 5a
30 + 5a = 180

Solving
30 + 5a = 180

Solving for variable 'a'.

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

Add '-30' to each side of the equation.
30 + -30 + 5a = 180 + -30

Combine like terms: 30 + -30 = 0
0 + 5a = 180 + -30
5a = 180 + -30

Combine like terms: 180 + -30 = 150
5a = 150

Divide each side by '5'.
a = 30

Simplifying
a = 30

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