9y-7.2=4.2

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Solution for 9y-7.2=4.2 equation: 


Simplifying
9y + -7.2 = 4.2

Reorder the terms:
-7.2 + 9y = 4.2

Solving
-7.2 + 9y = 4.2

Solving for variable 'y'.

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

Add '7.2' to each side of the equation.
-7.2 + 7.2 + 9y = 4.2 + 7.2

Combine like terms: -7.2 + 7.2 = 0.0
0.0 + 9y = 4.2 + 7.2
9y = 4.2 + 7.2

Combine like terms: 4.2 + 7.2 = 11.4
9y = 11.4

Divide each side by '9'.
y = 1.266666667

Simplifying
y = 1.266666667

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