65-2a=16a+21

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Solution for 65-2a=16a+21 equation:


Simplifying
65 + -2a = 16a + 21

Reorder the terms:
65 + -2a = 21 + 16a

Solving
65 + -2a = 21 + 16a

Solving for variable 'a'.

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

Add '-16a' to each side of the equation.
65 + -2a + -16a = 21 + 16a + -16a

Combine like terms: -2a + -16a = -18a
65 + -18a = 21 + 16a + -16a

Combine like terms: 16a + -16a = 0
65 + -18a = 21 + 0
65 + -18a = 21

Add '-65' to each side of the equation.
65 + -65 + -18a = 21 + -65

Combine like terms: 65 + -65 = 0
0 + -18a = 21 + -65
-18a = 21 + -65

Combine like terms: 21 + -65 = -44
-18a = -44

Divide each side by '-18'.
a = 2.444444444

Simplifying
a = 2.444444444

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