4.2=3.5y

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Solution for 4.2=3.5y equation: 


Simplifying
4.2 = 3.5y

Solving
4.2 = 3.5y

Solving for variable 'y'.

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

Add '-3.5y' to each side of the equation.
4.2 + -3.5y = 3.5y + -3.5y

Combine like terms: 3.5y + -3.5y = 0.0
4.2 + -3.5y = 0.0

Add '-4.2' to each side of the equation.
4.2 + -4.2 + -3.5y = 0.0 + -4.2

Combine like terms: 4.2 + -4.2 = 0.0
0.0 + -3.5y = 0.0 + -4.2
-3.5y = 0.0 + -4.2

Combine like terms: 0.0 + -4.2 = -4.2
-3.5y = -4.2

Divide each side by '-3.5'.
y = 1.2

Simplifying
y = 1.2

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