Answer:
Step-by-step explanation:
1) phone
38.95 = 0.03 * mins + 29.95
9.00 = 0.03 * mins
9.00 /0.03 = mins
300 = mins
so he used 300 minutes :)
2) books
8.70 =14 * bookPrice + 2.40
6.30 = 14 * bookPrice
6.30 / 14 = bookPrice
0.45 = bookPrice
each book cost 45 cents :)
Sailing ships should be correct
Answer:
=2x²-8x-24 is the answer
Step-by-step explanation:
=(2x+4)(x-6)
opening brackets by multiplying
=2x(x-6)+4(x-6)
=2x²-12x+4x-24
adding like terms
=2x²-8x-24
i hope this will help you :)
Answer:
Step-by-step explanation:
I'm not 100% sure what this is asking, but this is how many miles per hour and also the expression for miles in h hours. You can do whatever you want with it.
367 in 5 hrs
73.4 in 1 hr
73.4h
