First you multiply the numbers you do have to get the number your looking for 1/7•14=2 and 2divided by 1/7=14 so 2 would be your answer
Answer:
Step-by-step explanation:
x+2=0
x=-2
-2 | 2 9 -8 -36
| -4 -10 36
______________
| 2 5 -18 | 0
area= 2x²+5x-18
Answer: 18
Step-by-step explanation: