Mathematics, 18.10.2020 16:01 tyraxoxo
In order to solve the following system of equations by addition, which of the
following could you do before adding the equations so that one variable will
be eliminated when you add them?
2x - 4y=5
61 - 3y=10
A. Multiply the top equation by-3 and the bottom equation by 2.
B. Multiply the top equation by 3 and the bottom equation by 4.
C. Multiply the top equation by-2.
D. Multiply the top equation by-3.
Answers: 3
Mathematics, 21.06.2019 16:30
Ineed ! the person who answers and shows their work on they got the answer first will be marked the !
Answers: 1
Mathematics, 21.06.2019 21:40
Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.
Answers: 3
In order to solve the following system of equations by addition, which of the
following could you d...
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