7*3a+9*2a=

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Solution for 7*3a+9*2a= equation: 


Simplifying
7 * 3a + 9 * 2a = 0

Multiply 7 * 3
21a + 9 * 2a = 0

Multiply 9 * 2
21a + 18a = 0

Combine like terms: 21a + 18a = 39a
39a = 0

Solving
39a = 0

Solving for variable 'a'.

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

Divide each side by '39'.
a = 0

Simplifying
a = 0

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