40+2a=10

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Solution for 40+2a=10 equation: 


Simplifying
40 + 2a = 10

Solving
40 + 2a = 10

Solving for variable 'a'.

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

Add '-40' to each side of the equation.
40 + -40 + 2a = 10 + -40

Combine like terms: 40 + -40 = 0
0 + 2a = 10 + -40
2a = 10 + -40

Combine like terms: 10 + -40 = -30
2a = -30

Divide each side by '2'.
a = -15

Simplifying
a = -15

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