15-4a=a-10

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Solution for 15-4a=a-10 equation: 


Simplifying
15 + -4a = a + -10

Reorder the terms:
15 + -4a = -10 + a

Solving
15 + -4a = -10 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
15 + -4a + -1a = -10 + a + -1a

Combine like terms: -4a + -1a = -5a
15 + -5a = -10 + a + -1a

Combine like terms: a + -1a = 0
15 + -5a = -10 + 0
15 + -5a = -10

Add '-15' to each side of the equation.
15 + -15 + -5a = -10 + -15

Combine like terms: 15 + -15 = 0
0 + -5a = -10 + -15
-5a = -10 + -15

Combine like terms: -10 + -15 = -25
-5a = -25

Divide each side by '-5'.
a = 5

Simplifying
a = 5

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