4a=2a+40

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Solution for 4a=2a+40 equation: 


Simplifying
4a = 2a + 40

Reorder the terms:
4a = 40 + 2a

Solving
4a = 40 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
4a + -2a = 40 + 2a + -2a

Combine like terms: 4a + -2a = 2a
2a = 40 + 2a + -2a

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

Divide each side by '2'.
a = 20

Simplifying
a = 20

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