Answer:
it is 1/2
Step-by-step explanation:
(x-10) (x+3) is the factored form
m=9/8 or 1 1/8
m= change in y over change in x
2 - -7 = 9
5 - -3 = 8
1\5 ÷3/7=7/15
3/7 multiply by 7/15=1/5