7a+3a=40

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Solution for 7a+3a=40 equation: 


Simplifying
7a + 3a = 40

Combine like terms: 7a + 3a = 10a
10a = 40

Solving
10a = 40

Solving for variable 'a'.

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

Divide each side by '10'.
a = 4

Simplifying
a = 4

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