Question

simplify the expression 8y+y-5y

Answer 1

Hello

8y+y-5y = 9y- 5y =4y

or  8y+y-5y = y(8+1-5) =y (9-5)  = y(4) =4y

Answer 2

8y + y - 5y

= 9y - 5y

= 4y  answer