3(41x+400) simplified = 123x+1200
(6000 steps/day) * (365 days/year) * (100 cal/mile) / (2000 steps/mile)
= 6000*365*100/2000 cal
= <span>109,500 calories</span>
Answer:
82186
Step-by-step explanation:
First divide 55738/9.61 = 5800
Multiply 5800*14.17 = 82186
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See, pls, offered explanation:
1) the both equations are linear function, it means system made up of the both equation has the only solution.
2) if to prove this:

Answer: one solution.
4•3•2•1=24
4 ways to fill the spot for first class
3 ways to fill the spot for second class
2 ways to fill the spot for 3rd class
1 way to fill the spot for 4th class