100-75=25% did not like
25%=35 students how about 75%
75 x 35 divided by 25=105 students
105
Combine like terms
-7y² + 6y² - 2y² = -3y²
4y + (-5y) - (-9y) = 4y - 5y + 9y = 8y
9 + 9 - (-2) = 9 + 9 + 2 = 20
-3y² + 8y + 20 is your answer
hope this helps
Scale factor mark brainliest plz
