(2a-5)+(4-5)=

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Solution for (2a-5)+(4-5)= equation:


Simplifying
(2a + -5) + (4 + -5) = 0

Reorder the terms:
(-5 + 2a) + (4 + -5) = 0

Remove parenthesis around (-5 + 2a)
-5 + 2a + (4 + -5) = 0

Combine like terms: 4 + -5 = -1
-5 + 2a + (-1) = 0
-5 + 2a + -1 = 0

Reorder the terms:
-5 + -1 + 2a = 0

Combine like terms: -5 + -1 = -6
-6 + 2a = 0

Solving
-6 + 2a = 0

Solving for variable 'a'.

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

Add '6' to each side of the equation.
-6 + 6 + 2a = 0 + 6

Combine like terms: -6 + 6 = 0
0 + 2a = 0 + 6
2a = 0 + 6

Combine like terms: 0 + 6 = 6
2a = 6

Divide each side by '2'.
a = 3

Simplifying
a = 3

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