Answer:
-36
Step-by-step explanation:
‐13−23= ‐13 + (-23) = -36
Both 13 and 23 have negative sign. So if two numbers have the same sign, we have to add and put the same sign.
Answer:
230.55/8.70 = 26.5 hours (round as appropriate)
There are 12 face cards in a deck, and one you draw the first face card there will be 11 left so:
(12/52)*(11/51)=132/2652=11/221
Answer:
0.45
Step-by-step explanation:
Step 1:

Step 2:
8 · x = 0.3 · 12
8x = 3.6
Last Step: Divide both sides by 8 to isolate the value x
Answer:
9.5 C?
Step-by-step explanation:
im guessing since it's last change was an additional 4.5