Answer:
Step-by-step explanation:
Nina's debt = 3 * 9 = $ 27
Debt is represented using negative sign.This represents (-27) on the number line.
Answer:
B
Step-by-step explanation:
Atomic number is equal to the number of protons in an atom.
2nd questions answered is to subtract the x so C. I’m positive
Answer:
8a+7b
Step-by-step explanation: 6+2=8 3+4=7
To estimate round up if its 5 and up round down if its 4 and below
80 - 30 = 50
50