2.5y+7.5y=4.2

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Solution for 2.5y+7.5y=4.2 equation: 


Simplifying
2.5y + 7.5y = 4.2

Combine like terms: 2.5y + 7.5y = 10y
10y = 4.2

Solving
10y = 4.2

Solving for variable 'y'.

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

Divide each side by '10'.
y = 0.42

Simplifying
y = 0.42

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