(4y+6)-(7y+9)=

Solution for (4y+6)-(7y+9)= equation:

Simplifying
(4y + 6) + -1(7y + 9) = 0

Reorder the terms:
(6 + 4y) + -1(7y + 9) = 0

Remove parenthesis around (6 + 4y)
6 + 4y + -1(7y + 9) = 0

Reorder the terms:
6 + 4y + -1(9 + 7y) = 0
6 + 4y + (9 * -1 + 7y * -1) = 0
6 + 4y + (-9 + -7y) = 0

Reorder the terms:
6 + -9 + 4y + -7y = 0

Combine like terms: 6 + -9 = -3
-3 + 4y + -7y = 0

Combine like terms: 4y + -7y = -3y
-3 + -3y = 0

Solving
-3 + -3y = 0

Solving for variable 'y'.

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

Add '3' to each side of the equation.
-3 + 3 + -3y = 0 + 3

Combine like terms: -3 + 3 = 0
0 + -3y = 0 + 3
-3y = 0 + 3

Combine like terms: 0 + 3 = 3
-3y = 3

Divide each side by '-3'.
y = -1

Simplifying
y = -1