7.5(-2.1y+3.1)+-1.7+-9.4y=

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Solution for 7.5(-2.1y+3.1)+-1.7+-9.4y= equation: 


Simplifying
7.5(-2.1y + 3.1) + -1.7 + -9.4y = 0

Reorder the terms:
7.5(3.1 + -2.1y) + -1.7 + -9.4y = 0
(3.1 * 7.5 + -2.1y * 7.5) + -1.7 + -9.4y = 0
(23.25 + -15.75y) + -1.7 + -9.4y = 0

Reorder the terms:
23.25 + -1.7 + -15.75y + -9.4y = 0

Combine like terms: 23.25 + -1.7 = 21.55
21.55 + -15.75y + -9.4y = 0

Combine like terms: -15.75y + -9.4y = -25.15y
21.55 + -25.15y = 0

Solving
21.55 + -25.15y = 0

Solving for variable 'y'.

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

Add '-21.55' to each side of the equation.
21.55 + -21.55 + -25.15y = 0 + -21.55

Combine like terms: 21.55 + -21.55 = 0.00
0.00 + -25.15y = 0 + -21.55
-25.15y = 0 + -21.55

Combine like terms: 0 + -21.55 = -21.55
-25.15y = -21.55

Divide each side by '-25.15'.
y = 0.8568588469

Simplifying
y = 0.8568588469

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