2+21a=11a

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Solution for 2+21a=11a equation:


Simplifying
2 + 21a = 11a

Solving
2 + 21a = 11a

Solving for variable 'a'.

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

Add '-11a' to each side of the equation.
2 + 21a + -11a = 11a + -11a

Combine like terms: 21a + -11a = 10a
2 + 10a = 11a + -11a

Combine like terms: 11a + -11a = 0
2 + 10a = 0

Add '-2' to each side of the equation.
2 + -2 + 10a = 0 + -2

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

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

Divide each side by '10'.
a = -0.2

Simplifying
a = -0.2

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