7.9a+3=3.2a+23.21

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Solution for 7.9a+3=3.2a+23.21 equation: 


Simplifying
7.9a + 3 = 3.2a + 23.21

Reorder the terms:
3 + 7.9a = 3.2a + 23.21

Reorder the terms:
3 + 7.9a = 23.21 + 3.2a

Solving
3 + 7.9a = 23.21 + 3.2a

Solving for variable 'a'.

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

Add '-3.2a' to each side of the equation.
3 + 7.9a + -3.2a = 23.21 + 3.2a + -3.2a

Combine like terms: 7.9a + -3.2a = 4.7a
3 + 4.7a = 23.21 + 3.2a + -3.2a

Combine like terms: 3.2a + -3.2a = 0.0
3 + 4.7a = 23.21 + 0.0
3 + 4.7a = 23.21

Add '-3' to each side of the equation.
3 + -3 + 4.7a = 23.21 + -3

Combine like terms: 3 + -3 = 0
0 + 4.7a = 23.21 + -3
4.7a = 23.21 + -3

Combine like terms: 23.21 + -3 = 20.21
4.7a = 20.21

Divide each side by '4.7'.
a = 4.3

Simplifying
a = 4.3

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