(5y-4)-(7y-2)=

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Solution for (5y-4)-(7y-2)= equation:


Simplifying
(5y + -4) + -1(7y + -2) = 0

Reorder the terms:
(-4 + 5y) + -1(7y + -2) = 0

Remove parenthesis around (-4 + 5y)
-4 + 5y + -1(7y + -2) = 0

Reorder the terms:
-4 + 5y + -1(-2 + 7y) = 0
-4 + 5y + (-2 * -1 + 7y * -1) = 0
-4 + 5y + (2 + -7y) = 0

Reorder the terms:
-4 + 2 + 5y + -7y = 0

Combine like terms: -4 + 2 = -2
-2 + 5y + -7y = 0

Combine like terms: 5y + -7y = -2y
-2 + -2y = 0

Solving
-2 + -2y = 0

Solving for variable 'y'.

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

Add '2' to each side of the equation.
-2 + 2 + -2y = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -2y = 0 + 2
-2y = 0 + 2

Combine like terms: 0 + 2 = 2
-2y = 2

Divide each side by '-2'.
y = -1

Simplifying
y = -1

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