1.5y+3.9=0.8y-1.07

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Solution for 1.5y+3.9=0.8y-1.07 equation: 


Simplifying
1.5y + 3.9 = 0.8y + -1.07

Reorder the terms:
3.9 + 1.5y = 0.8y + -1.07

Reorder the terms:
3.9 + 1.5y = -1.07 + 0.8y

Solving
3.9 + 1.5y = -1.07 + 0.8y

Solving for variable 'y'.

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

Add '-0.8y' to each side of the equation.
3.9 + 1.5y + -0.8y = -1.07 + 0.8y + -0.8y

Combine like terms: 1.5y + -0.8y = 0.7y
3.9 + 0.7y = -1.07 + 0.8y + -0.8y

Combine like terms: 0.8y + -0.8y = 0.0
3.9 + 0.7y = -1.07 + 0.0
3.9 + 0.7y = -1.07

Add '-3.9' to each side of the equation.
3.9 + -3.9 + 0.7y = -1.07 + -3.9

Combine like terms: 3.9 + -3.9 = 0.0
0.0 + 0.7y = -1.07 + -3.9
0.7y = -1.07 + -3.9

Combine like terms: -1.07 + -3.9 = -4.97
0.7y = -4.97

Divide each side by '0.7'.
y = -7.1

Simplifying
y = -7.1

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