I need help with all of these please 30 points
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Answers: 2
Mathematics, 21.06.2019 18:00, jabraeshaw
Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?
Answers: 1
Mathematics, 21.06.2019 22:30, lekepius3715
Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by â’4 to get â’16x â’ 4y = â’80 multiply the second equation by â’1 to get â’4x â’ y = â’20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by â’1 to get â’2x â’ 4y = â’14
Answers: 1
Mathematics, 28.04.2021 02:50
Mathematics, 28.04.2021 02:50