Answer:
subtraction property of equality
Step-by-step explanation:
Thats a fake link that the person put up there in the comments ^
Answer:
multiply by -3
Step-by-step explanation:
1/3 gives -3/3=-1
-1*-3=3
3*-3=-9
it defines the function f so that f(x)=-3x
7/8
8/9
.98
hope this helps good luck
Mark will have to work a total of 40 hours that week. 340 = 8.50h. 340/8.50 = h. h = 40