Mathematics, 29.07.2019 17:30 breannaratliff23
15 point question francine solves the system of equations using the linear combination method. 4x+3y=−1 3x−5y=4 which steps would allow her to eliminate the x terms in the system of equations? a) multiply 4x+3y=−1 by 4. multiply 3x−5y=4 by 3. add the resulting equations together. b) multiply 4x+3y=−1 by −4 . multiply 3x−5y=4 by 3. add the resulting equations together. c) multiply 4x+3y=−1 by 3. multiply 3x−5y=4 by −4. add the resulting equations together. d) multiply 4x+3y=−1 by 5. multiply 3x−5y=4 by 3. add the resulting equations together.
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Mathematics, 21.06.2019 19:00
Ab based on the given diagram, if m_1 = 60° then m 2 = 30 60 90 180
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Mathematics, 21.06.2019 21:30
(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.
Answers: 2
Mathematics, 21.06.2019 22:00
Ascientist has 50 grams of a radioactive element. the amount of radioactive element remaining after t days can be determined using the equation (1) after two days the scientist receives a second shipment of 50 grams of the same element. the equation used to represent the amount of shipment 2 remaining after t days is 10) - 50 which of the following is an equivalent form of the expression for the amount remaining in shipment 2? what’s the answer?
Answers: 2
15 point question francine solves the system of equations using the linear combination method. 4x+3...
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