Mathematics, 01.02.2022 04:40 odugerry
Rachel is solving the system of equations. {7x-21y =14 and 2x+3y=11}. Using the elimination method. which of the following steps could she use?
A. Divide the first equation by 2 and then add the result to the second equation.
B. Multiply the first equation by 21 then add the result to the second equation.
C. Multiply the second equation by 3 then add the result to the first equation.
D. Divide the first equation by 7 then add the result to the second equation.
Answers: 3
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Rachel is solving the system of equations. {7x-21y =14 and 2x+3y=11}. Using the elimination method....
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