Resolva os sistemas abaixo
2x+3y=80
3x+2y=70
x=8y
x+4y=480...
Answers: 1
Mathematics, 21.06.2019 19:50
Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30
Answers: 1
Mathematics, 21.06.2019 20:00
Consider the set of all four-digit positive integers less than 2000 whose digits have a sum of 24. what is the median of this set of integers?
Answers: 1
Mathematics, 21.06.2019 20:30
Use complete sentences to differentiate between a regular tessellation, and a pure tessellation. be sure to include specific types of polygons in your explanation.
Answers: 2
Mathematics, 21.06.2019 21:00
Simplify. 4+3/7x-2-2/7x a. 2-5/7x b. 6-1/7x c. 2+1/7x d. 6+5/7x
Answers: 1
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