Answer :
5y - 1 + (-2y + 4)
Remove the parenthesis
5y - 1 - 2y + 4
Rearrange the terms
5y - 2y - 1 + 4
Simplify the like terms
3y + 3
Remove the parenthesis
5y - 1 - 2y + 4
Rearrange the terms
5y - 2y - 1 + 4
Simplify the like terms
3y + 3