Answer:
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Step-by-step explanation:
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"Each plan utilizes a combination of 2 strength-training sessions and 2 aerobic exercise sessions per week." because.
Let n be the number of aerobic and strength-training exercises per week.
Let x be the number of strength-training exercises per week on the beginner
15x + 20n = 90
Let y be the number of strength-training exercises for week on the advanced plan.
20y + 30n = 130
Multiply both sides by 1.5, to get:
22.5x + 30n = 135
Subtracting equation 2 from 3 we get:
22.5x - 20y = 5
Answer:
Your answer would be B. 11.85
Step-by-step explanation:
Hope this helps :)
The answer is 59/100. First, you have to change 3/10 to 30/100 and then add that by 29/100 to get your answer
