Unfold it and add 4.
-3 < x-4 < 3
1 < x < 7
Answer:
f(5) = -11
Step-by-step explanation:
f(5) = (-3(5) - 6) + 10
f(5) = -21 + 10
f(5) = -11
Add up the legnths of the cable then multiply by 1.5
35+50=85
85 times 1.5=127.5
the answer is $127.50
15 mph 5280 ft 1 hr
----------- * ------------- * ------------ = 1320 feet per min.
1 1 mile 60 min
You might want to make use of the fact that 60 mph = 88 ft/sec.