2a-20.7=a+1.3

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Solution for 2a-20.7=a+1.3 equation:


Simplifying
2a + -20.7 = a + 1.3

Reorder the terms:
-20.7 + 2a = a + 1.3

Reorder the terms:
-20.7 + 2a = 1.3 + a

Solving
-20.7 + 2a = 1.3 + 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.
-20.7 + 2a + -1a = 1.3 + a + -1a

Combine like terms: 2a + -1a = 1a
-20.7 + 1a = 1.3 + a + -1a

Combine like terms: a + -1a = 0
-20.7 + 1a = 1.3 + 0
-20.7 + 1a = 1.3

Add '20.7' to each side of the equation.
-20.7 + 20.7 + 1a = 1.3 + 20.7

Combine like terms: -20.7 + 20.7 = 0.0
0.0 + 1a = 1.3 + 20.7
1a = 1.3 + 20.7

Combine like terms: 1.3 + 20.7 = 22
1a = 22

Divide each side by '1'.
a = 22

Simplifying
a = 22

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