7a-10=2a

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Solution for 7a-10=2a equation:


Simplifying
7a + -10 = 2a

Reorder the terms:
-10 + 7a = 2a

Solving
-10 + 7a = 2a

Solving for variable 'a'.

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

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

Combine like terms: 7a + -2a = 5a
-10 + 5a = 2a + -2a

Combine like terms: 2a + -2a = 0
-10 + 5a = 0

Add '10' to each side of the equation.
-10 + 10 + 5a = 0 + 10

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

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

Divide each side by '5'.
a = 2

Simplifying
a = 2

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