3a+0.2b=7

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Solution for 3a+0.2b=7 equation: 


Simplifying
3a + 0.2b = 7

Solving
3a + 0.2b = 7

Solving for variable 'a'.

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

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

Combine like terms: 0.2b + -0.2b = 0.0
3a + 0.0 = 7 + -0.2b
3a = 7 + -0.2b

Divide each side by '3'.
a = 2.333333333 + -0.06666666667b

Simplifying
a = 2.333333333 + -0.06666666667b

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