Will give best ! need asap
3. what is the sum? (1 point)
7/3+(-3/8)
64/24
47/24
-4/5
-5/4
1. what is the simplified form of the following expression?
2x^2y + 3x^2 + 4y + 3x^2y + 2y
(1 point)
5x^4y^2 + 3x^2 + 6y^2
8x^2y + 6y^2
5x^2y + 3x^2 + 6y
14x^2y
20. using the formula , where d is the distance in miles, r is the rate, and t is the time in
hours, at which rate must you travel to cover 227.5 miles in 3.5 hours?
(1 point)
65 mph
75 mph
85 mph
95 mph