5a-(a+4)=25

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


Simplifying
5a + -1(a + 4) = 25

Reorder the terms:
5a + -1(4 + a) = 25
5a + (4 * -1 + a * -1) = 25
5a + (-4 + -1a) = 25

Reorder the terms:
-4 + 5a + -1a = 25

Combine like terms: 5a + -1a = 4a
-4 + 4a = 25

Solving
-4 + 4a = 25

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + 4 + 4a = 25 + 4

Combine like terms: -4 + 4 = 0
0 + 4a = 25 + 4
4a = 25 + 4

Combine like terms: 25 + 4 = 29
4a = 29

Divide each side by '4'.
a = 7.25

Simplifying
a = 7.25

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