Elimination Form: 2x/3 - 4y/5 = 1 and 3x-y=-7

Elimination Form: 2x/3 - 4y/5 = 1 and 3x-y=-7

Elimination Form: 2x/3 - 4y/5 = 1 and 3x-y=-7

Elimination Form: 2x/3 - 4y/5 = 1 and 3x-y=-7

−2x+5y=13 16x+3y=25

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Hardcover books cost $4 each and paperback cost $2 each. A person spends $26 for 8 books. How many hardcover books did she purchase?

the meat cost $6 per pound, the potatoes cost $3 per pound, and the carrots cost $1 per pound. You spend $48.50 on 13.5 pounds of food. You buy twice as many carrots as potatoe.

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A woman invests a sum of money at 6% and 3000 more than this 9%.

a merchant mixes some candy worth $3.50 per pound with cheap stuff worth $1.00 per pound. There are 10 more pounds of cheap stuff than the more expensive candy.

Please help, I can't figure out how to set up the problem. This should be elimination but I just need help setting it up. Please, its due tomorrow and I really have to get this done, thanks a lot...

The admission fee at the fair is $1.50 for children and $4.00 for adults. On a certain day, 2200 people enter the fair and $5050 is collected. How many children and adults attended? I'm...

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word problem about rectangle perimeter and systems of equations by elimination.

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A traveler is walking on a moving walkway in an airport. The traveler must walk back on the walkway to get a bag he forgot. The traveler's ground speed against the walkway is 3ft/s and 7ft/s with...

the apple store sells ipads and Macbooks. ipods cost $200 each, and Macbooks cost $1,200 each. this year, the number of Macbooks they sold was twice the number of ipods they sold. their total sales...

use the elimination method to solve the system