Brian has reduced his cholesterol level by 20% after his last check up. If his original level was 240, what is his cholesterol l
2 answers:
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Answer:
y = (5-2x)/7 = 5/7 - 2x/7. option C
Step-by-step explanation:
here's your solution
=> 7y + 2x = 5
=> 7y = 5 - 2x
=> y = (5-2x)/7