Mathematics, 30.10.2020 18:30 thruhdyjgrt
Which systems can be solved using the elimination by adding? Select all that apply. System A System B System C System D: - 4x - 2y = = -12 -- 4x + y = 0 7x - 2y = 24 -25 4x + 8y = -24 X-31 = -6 8r - 27 = 30 4x - 97 = 23 - 2x β 9y =
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Mathematics, 21.06.2019 18:00
Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?
Answers: 1
Mathematics, 21.06.2019 19:30
Factor the polynomial 4x4 β 20x2 β 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 β 5) (4x2 β 3)(x2 β 5) (4x2 β 5)(x2 + 3) (4x2 + 5)(x2 β 3)
Answers: 1
Mathematics, 21.06.2019 20:00
Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.
Answers: 2
Mathematics, 21.06.2019 21:00
Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?
Answers: 1
Which systems can be solved using the elimination by adding? Select all that apply. System A System...
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