4.2y-3.2y-8.2=7.4-2.4

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Solution for 4.2y-3.2y-8.2=7.4-2.4 equation: 


Simplifying
4.2y + -3.2y + -8.2 = 7.4 + -2.4

Reorder the terms:
-8.2 + 4.2y + -3.2y = 7.4 + -2.4

Combine like terms: 4.2y + -3.2y = 1y
-8.2 + 1y = 7.4 + -2.4

Combine like terms: 7.4 + -2.4 = 5
-8.2 + 1y = 5

Solving
-8.2 + 1y = 5

Solving for variable 'y'.

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

Add '8.2' to each side of the equation.
-8.2 + 8.2 + 1y = 5 + 8.2

Combine like terms: -8.2 + 8.2 = 0.0
0.0 + 1y = 5 + 8.2
1y = 5 + 8.2

Combine like terms: 5 + 8.2 = 13.2
1y = 13.2

Divide each side by '1'.
y = 13.2

Simplifying
y = 13.2

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