11a-10a-20=19

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Solution for 11a-10a-20=19 equation:


Simplifying
11a + -10a + -20 = 19

Reorder the terms:
-20 + 11a + -10a = 19

Combine like terms: 11a + -10a = 1a
-20 + 1a = 19

Solving
-20 + 1a = 19

Solving for variable 'a'.

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

Add '20' to each side of the equation.
-20 + 20 + 1a = 19 + 20

Combine like terms: -20 + 20 = 0
0 + 1a = 19 + 20
1a = 19 + 20

Combine like terms: 19 + 20 = 39
1a = 39

Divide each side by '1'.
a = 39

Simplifying
a = 39

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