Patrick likes :o kayak ortre Patapsco River. In still water, he is able to paddle about 4 Kilometers per hour. In the river it
takes him the same amount of time to go downstream 6
kilometers as it does to trave stream 3 kilometers. What is the speed of the current?

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Afarmer sells 9.5 kilograms of apples and pears at the farmer's market. 4/5 of the weight is the apples and the rest is the pears. how many kilograms of pears did she sell at the farmers market

Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.

X+y=-4 x-y=2 use elimination with adding and subtraction