Me out on my last questions for 50
7.at jessica’s school, students can buy scientific c...
Mathematics, 11.01.2020 18:31, mere33
Me out on my last questions for 50
7.at jessica’s school, students can buy scientific calculators for $15.00 each. graphing calculators cost 5 times that amount. if $345.00 worth of calculators were sold and 3 of those were graphing calculators, how many scientific calculators were sold?
8.for a set of three consecutive odd integers, three times the largest integer is 7 less than twice the sum of the other two integers. what is the largest integer in the set?
9.two trains are traveling towards each other at a constant speed.
the trains are currently 714 miles from each other.
the speeds of the trains differ by 8 miles per hour.
the trains will meet in 7 hours.
what is the speed of the faster train?
Answers: 2
Mathematics, 22.06.2019 00:00, rcmolyneaux
At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.
Answers: 1
Mathematics, 22.06.2019 01:00, lolhgb9526
Sanderson is having trouble with his assignment. his shown work is as follows: − 3 7 7 3 = − 3 7 × 7 3 = − 21 21 = −1 however, his answer does not match the answer that his teacher gives him. complete the description of sanderson's mistake. find the correct answer.
Answers: 3
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