Use the distributive property to remove the parentheses.
5 (7 + y)
To remove the parentheses using the distributive property, you need to distribute the 5 to both terms inside the parentheses:
5 * 7 + 5 * y
This simplifies to:
35 + 5y
5 (7 + y)
5 * 7 + 5 * y
This simplifies to:
35 + 5y