2a-2=9a-10

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Solution for 2a-2=9a-10 equation:


Simplifying
2a + -2 = 9a + -10

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

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

Solving
-2 + 2a = -10 + 9a

Solving for variable 'a'.

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

Add '-9a' to each side of the equation.
-2 + 2a + -9a = -10 + 9a + -9a

Combine like terms: 2a + -9a = -7a
-2 + -7a = -10 + 9a + -9a

Combine like terms: 9a + -9a = 0
-2 + -7a = -10 + 0
-2 + -7a = -10

Add '2' to each side of the equation.
-2 + 2 + -7a = -10 + 2

Combine like terms: -2 + 2 = 0
0 + -7a = -10 + 2
-7a = -10 + 2

Combine like terms: -10 + 2 = -8
-7a = -8

Divide each side by '-7'.
a = 1.142857143

Simplifying
a = 1.142857143

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