1.7*3.9+3.9y=8.2

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Solution for 1.7*3.9+3.9y=8.2 equation: 


Simplifying
1.7 * 3.9 + 3.9y = 8.2

Multiply 1.7 * 3.9
6.63 + 3.9y = 8.2

Solving
6.63 + 3.9y = 8.2

Solving for variable 'y'.

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

Add '-6.63' to each side of the equation.
6.63 + -6.63 + 3.9y = 8.2 + -6.63

Combine like terms: 6.63 + -6.63 = 0.00
0.00 + 3.9y = 8.2 + -6.63
3.9y = 8.2 + -6.63

Combine like terms: 8.2 + -6.63 = 1.57
3.9y = 1.57

Divide each side by '3.9'.
y = 0.4025641026

Simplifying
y = 0.4025641026

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