2a-(a+5)=5a-9

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Solution for 2a-(a+5)=5a-9 equation:


Simplifying
2a + -1(a + 5) = 5a + -9

Reorder the terms:
2a + -1(5 + a) = 5a + -9
2a + (5 * -1 + a * -1) = 5a + -9
2a + (-5 + -1a) = 5a + -9

Reorder the terms:
-5 + 2a + -1a = 5a + -9

Combine like terms: 2a + -1a = 1a
-5 + 1a = 5a + -9

Reorder the terms:
-5 + 1a = -9 + 5a

Solving
-5 + 1a = -9 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
-5 + 1a + -5a = -9 + 5a + -5a

Combine like terms: 1a + -5a = -4a
-5 + -4a = -9 + 5a + -5a

Combine like terms: 5a + -5a = 0
-5 + -4a = -9 + 0
-5 + -4a = -9

Add '5' to each side of the equation.
-5 + 5 + -4a = -9 + 5

Combine like terms: -5 + 5 = 0
0 + -4a = -9 + 5
-4a = -9 + 5

Combine like terms: -9 + 5 = -4
-4a = -4

Divide each side by '-4'.
a = 1

Simplifying
a = 1

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