Mathematics, 26.03.2020 20:52 brockhull
What is the result of subtracting the second equation from the first? \begin{aligned} -2x+y &= 0 -7x+3y &= 2 \end{aligned} β2x+y β7x+3y =0 =2
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Mathematics, 21.06.2019 15:30
Each of the four sides of a swimming pool measures 9 meters. the pool is 5 meters deep. how much water will be needed to fill it completely? a. 45 cubic meters b. 81 cubic meters c. 225 cubic meters d. 405 cubic meters reset next
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Mathematics, 21.06.2019 19:00
Satchi found a used bookstore that sells pre-owned dvds and cds. dvds cost $9 each, and cds cost $7 each. satchi can spend no more than $45.
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Mathematics, 21.06.2019 19:00
Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !
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What is the result of subtracting the second equation from the first? \begin{aligned} -2x+y &= 0...
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