Answered

Discover answers to your questions with Westonci.ca, the leading Q&A platform that connects you with knowledgeable experts. Get detailed answers to your questions from a community of experts dedicated to providing accurate information. Experience the convenience of finding accurate answers to your questions from knowledgeable experts on our platform.

There were 149 angelfish and goldfish in an aquarium.  There were twice as many guppies as angelfish.  After selling 35 goldfish there are half as many goldfish as angelfish.  How many fish are left in the aquarium?

Sagot :

luana
[tex]x- \ angelfish\\ y-\ goldfish\\ z-\ guppies\\\\ \left\{\begin{array}{l} x+y=149\\2x=z\\2(y-35)=x \end{array} \\\\ 2y-70+y=149\\ 3y-70=149\ \ |Add\ 70\\ 3y=219\ \ |:3\\y=73\\\\ x=149-73\\ x=76\\ z=2x\\ z=2*76=152\\\\ All\ fishes:\\ x+y+z=76+152+73=301\\ After\ selling\ 35\ goldfishes\ there\ are\ 266\ fishes\ in\ aquarium. [/tex]
ethan2
149goldfish and 149angilfish Guppies Twice as many angilfish So 149angilfish × 2 ------------- 298guppies 298 +148 -------- 447total fish 447 - 35 --------- 414 left over
Thank you for choosing our service. We're dedicated to providing the best answers for all your questions. Visit us again. We appreciate your visit. Our platform is always here to offer accurate and reliable answers. Return anytime. Get the answers you need at Westonci.ca. Stay informed with our latest expert advice.