Answer:
but there's no choices
70 miles per hour
Step-by-step explanation:
you have to add a table
8/7
(2,-5) (9,3)
3-(-5)=8 because you apply your keep change change
9-2= 7
so 8/7
a) -3x -2y = 12
b) 10x = -15y + 60
c) 6x +9y = 18
