Answer:
n = 18
Step-by-step explanation:
when you are multiplying, you add the exponents. 2 + x = 20. so by using subtraction we find that x = 18.
Answer :36 explanation: (39x39)-(15-15)=1296 then square root that and get 36
Answer:
84
Step-by-step explanation:
they use 3 plates a day
there are 4 of them
so in one day, they use 12 plates [3x4]
they camp for 7 days, so 12x7.
84!! :D
Answer:y=-3x+4
Step-by-step explanation: use the y=mx+b equation.
Divide both sides by 49/36 to get y by itself:


Simplify this fraction:

Now you have your answer: