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The answer would be d , because you have to add how many of each fish to equal up to the sum of 420 . which is x y . so the first equation is x + y = 420 . then it says he bought 6 times as many parrotfish as he did angelfish so you would have to multiply x which represents angelfish by 6 . to get the second equation of y = 6x .
Answer:
Step-by-step explanation:
A
Answer:
what rule my screen is white
500
Step-by-step explanation:
400 x 1.25 = 500 or just 400x0.25 +400
