moves left 1 unit and up tow units any thing on the inside of the brackets means it will move left or right + menas left - means right on the outside it will move up or down - menas down + means up
8hrs = 480mins
6hrs = 360 mins
472/480 = 0.983...
0.983... x 360 = 354
D) 354
Answer:
b:1/10
Step-by-step explanation:
In 1 hour and 30 minutes the water level increased by 15 inches. If we simplify that, we get 10 inches for every hour. The correct answer is b.
Hope this helps!
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36x^2-49
this closely matches the binomial formula of (a+b)*(a-b)=a^2-b^2
so we know:
a^2=36x^2
a=6x
b^2=49
b=7
so (a+b)*(a-b)=(6x+7)*(6x-7)=36x^2-49
