Mathematics, 10.07.2019 22:40 weirdoal567
You only have to answer 1 but you can do all if you want1. kim's age is twice that of her sister. when you add kim's age to her sister's age, you get 36. how old is each sister? (a) write an equation that represents the situation. explain any variable used. (b) solve the equation from part (a). show your work. state your solution as a complete sentence. 2. solve each given equation and show your work. tell whether it has one solution, an infinite number of solutions, or no solutions, and identify each equation as an identity, a contradiction, or neither. (a) 6x + 4x - 6 = 24 + 9x (b) 25 - 4x = 15 - 3x + 10 - x (c) 4x + 8 = 2x + 7 + 2x - 20 3. at a bargain store, tanya bought 3 items that each cost the same amount. tony bought 4 items that each cost the same amount, but each was $2.25 less than the items that tanya bought. both tanya and tony paid the same amount of money. what was the individual cost of each person's items? (a) write an equation. let x represent the cost of one of tanya's items. (b) solve the equation. show your work. (c) check your solution. show your work. (d) state the solution in complete sentences.
Answers: 2
Mathematics, 21.06.2019 15:30
Jonah runs 3/5 miles on sunday and 7/10 mile on monday. he uses the model to find that he can ran a total of 1 mile . what mistake does jonah make
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Mathematics, 21.06.2019 19:00
Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?
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Mathematics, 21.06.2019 23:30
Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge
Answers: 1
You only have to answer 1 but you can do all if you want1. kim's age is twice that of her sister. wh...
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