Answer:
Can you re-type the question. This doesn't make any sense.
Step-by-step explanation:
Answer:
875
Step-by-step explanation:
30*15=450
30*10=300
20*5=100
12.5+12.5=25
450+300+100+25=875
I worked from bottom to top
The answer you are looking for is (7, 2).
Answer:
b
Step-by-step explanation:
Answer:
-s = -4
Step-by-step explanation:
-9s - 4 = -8s = -9s + 8s = -4 = -s= -4