(3a-9)=2a-10(a-1)

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Solution for (3a-9)=2a-10(a-1) equation:


Simplifying
(3a + -9) = 2a + -10(a + -1)

Reorder the terms:
(-9 + 3a) = 2a + -10(a + -1)

Remove parenthesis around (-9 + 3a)
-9 + 3a = 2a + -10(a + -1)

Reorder the terms:
-9 + 3a = 2a + -10(-1 + a)
-9 + 3a = 2a + (-1 * -10 + a * -10)
-9 + 3a = 2a + (10 + -10a)

Reorder the terms:
-9 + 3a = 10 + 2a + -10a

Combine like terms: 2a + -10a = -8a
-9 + 3a = 10 + -8a

Solving
-9 + 3a = 10 + -8a

Solving for variable 'a'.

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

Add '8a' to each side of the equation.
-9 + 3a + 8a = 10 + -8a + 8a

Combine like terms: 3a + 8a = 11a
-9 + 11a = 10 + -8a + 8a

Combine like terms: -8a + 8a = 0
-9 + 11a = 10 + 0
-9 + 11a = 10

Add '9' to each side of the equation.
-9 + 9 + 11a = 10 + 9

Combine like terms: -9 + 9 = 0
0 + 11a = 10 + 9
11a = 10 + 9

Combine like terms: 10 + 9 = 19
11a = 19

Divide each side by '11'.
a = 1.727272727

Simplifying
a = 1.727272727

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