.25(2y+-1)=0.6+2.5

Solution for .25(2y+-1)=0.6+2.5 equation:

Simplifying
0.25(2y + -1) = 0.6 + 2.5

Reorder the terms:
0.25(-1 + 2y) = 0.6 + 2.5
(-1 * 0.25 + 2y * 0.25) = 0.6 + 2.5
(-0.25 + 0.5y) = 0.6 + 2.5

Combine like terms: 0.6 + 2.5 = 3.1
-0.25 + 0.5y = 3.1

Solving
-0.25 + 0.5y = 3.1

Solving for variable 'y'.

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

Add '0.25' to each side of the equation.
-0.25 + 0.25 + 0.5y = 3.1 + 0.25

Combine like terms: -0.25 + 0.25 = 0.00
0.00 + 0.5y = 3.1 + 0.25
0.5y = 3.1 + 0.25

Combine like terms: 3.1 + 0.25 = 3.35
0.5y = 3.35

Divide each side by '0.5'.
y = 6.7

Simplifying
y = 6.7