-2.5-6.9y=-(7.5y+2)

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Solution for -2.5-6.9y=-(7.5y+2) equation: 


Simplifying
-2.5 + -6.9y = -1(7.5y + 2)

Reorder the terms:
-2.5 + -6.9y = -1(2 + 7.5y)
-2.5 + -6.9y = (2 * -1 + 7.5y * -1)
-2.5 + -6.9y = (-2 + -7.5y)

Solving
-2.5 + -6.9y = -2 + -7.5y

Solving for variable 'y'.

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

Add '7.5y' to each side of the equation.
-2.5 + -6.9y + 7.5y = -2 + -7.5y + 7.5y

Combine like terms: -6.9y + 7.5y = 0.6y
-2.5 + 0.6y = -2 + -7.5y + 7.5y

Combine like terms: -7.5y + 7.5y = 0.0
-2.5 + 0.6y = -2 + 0.0
-2.5 + 0.6y = -2

Add '2.5' to each side of the equation.
-2.5 + 2.5 + 0.6y = -2 + 2.5

Combine like terms: -2.5 + 2.5 = 0.0
0.0 + 0.6y = -2 + 2.5
0.6y = -2 + 2.5

Combine like terms: -2 + 2.5 = 0.5
0.6y = 0.5

Divide each side by '0.6'.
y = 0.8333333333

Simplifying
y = 0.8333333333

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