Adding a negative number is the same as subtracting a positive number. So 2315.5 - 3166.75 = -851.25
Answer:
C
Step-by-step explanation:
x = -1 and -7
Use formula a squared equals to c squared minus b squared
40^2-24^2 is 1024
Square root of 1024 is 32.0
2
X - 4 when you use the foil method or multiplication
