7.2=1.7-0.7y

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Solution for 7.2=1.7-0.7y equation: 


Simplifying
7.2 = 1.7 + -0.7y

Solving
7.2 = 1.7 + -0.7y

Solving for variable 'y'.

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

Add '0.7y' to each side of the equation.
7.2 + 0.7y = 1.7 + -0.7y + 0.7y

Combine like terms: -0.7y + 0.7y = 0.0
7.2 + 0.7y = 1.7 + 0.0
7.2 + 0.7y = 1.7

Add '-7.2' to each side of the equation.
7.2 + -7.2 + 0.7y = 1.7 + -7.2

Combine like terms: 7.2 + -7.2 = 0.0
0.0 + 0.7y = 1.7 + -7.2
0.7y = 1.7 + -7.2

Combine like terms: 1.7 + -7.2 = -5.5
0.7y = -5.5

Divide each side by '0.7'.
y = -7.857142857

Simplifying
y = -7.857142857

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