Answer:
B
Step-by-step explanation:
The chances of the first student walking to school is 7/30.
Without replacement, there are 29 students left. Hence the chance of the second student walking to school is 6/29 of the original 7/30 chance.

Answer:
A.
Step-by-step explanation:
Sub in the (x,y) points given into the equation to see if true ....you'll find A is the answer
Example point (3,95 ) 95 = -10.375 (3) + 126.125 ??
95 = 95 Check !
then try the other point ( 11,12) to be sure ....
Answer:
980 hers your proof so 170 * 7 =180
Step-by-step explanation:
Answer:
yes cuz my butt is phat
Step-by-step explanation:
20x^2+50 = -40x^2+110x [ Taking x as the unknown positive integer ]