Question

The sum of -9y, 10y and 3y is​

Answer 1

Answer:

Sum of -9y, 10y and 3y

10y+(-9y)+3y = -y+3y = 2y

Answer 2

Answer:

4y

Explanation:

these are like terms and so have 'y' in common

so,

= 10y + 3y + (-9y)

= 13y + (-9y)

= 13y -9y

= 4y

Please mark me brainliest ^^