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Will the given equation solve the problem? Choose all which will.
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Mathematics, 29.10.2020 21:30 chrisraptorofficial
PLEASE HELP!
Will the given equation solve the problem? Choose all which will.
Problem: The sum of twice a number and β6 is 9 more than the opposite of the number. Find the number.
Equation: 2n β 6 = 9 β n
Problem: Anna drove 450 km in 6 hours. Find her rate of travel.
Equation: 450r = 6
Problem: Three times a number increased by 44 is the same as the opposite of the number. Find the number.
Equation: 3n + 44 = βn
Problem: Sara collects her change and realizes that she has five times as many dimes as quarters. The total amount for the change is $5.25. Find the number of quarters in her collection.
Equation: x + 10x = $5.25
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