0.2a+3=7

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Solution for 0.2a+3=7 equation: 


Simplifying
0.2a + 3 = 7

Reorder the terms:
3 + 0.2a = 7

Solving
3 + 0.2a = 7

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 0.2a = 7 + -3

Combine like terms: 3 + -3 = 0
0 + 0.2a = 7 + -3
0.2a = 7 + -3

Combine like terms: 7 + -3 = 4
0.2a = 4

Divide each side by '0.2'.
a = 20

Simplifying
a = 20

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