7+2.5y=3.5-4

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Solution for 7+2.5y=3.5-4 equation: 


Simplifying
7 + 2.5y = 3.5 + -4

Combine like terms: 3.5 + -4 = -0.5
7 + 2.5y = -0.5

Solving
7 + 2.5y = -0.5

Solving for variable 'y'.

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

Add '-7' to each side of the equation.
7 + -7 + 2.5y = -0.5 + -7

Combine like terms: 7 + -7 = 0
0 + 2.5y = -0.5 + -7
2.5y = -0.5 + -7

Combine like terms: -0.5 + -7 = -7.5
2.5y = -7.5

Divide each side by '2.5'.
y = -3

Simplifying
y = -3

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