Mathematics, 26.10.2020 19:40 MilkTea1
Which of the following gives a valid reason for using the given solution method to solve the system of equations shown?
Equation l: 4x - 5y = 4
Equation Il: 2x + 3y =2
A: Elimination; a coefficient in Equation I is an integer multiple of a coefficient in Equation II
B: Elimination; a coefficient in Equation II is an integer multiple of a coefficient in Equation I
C: Substitution; Equation I can be solved for x in one step by dividing both sides by 4.
D: Equation II can be solved for x in one step by subtracting 3y from both sides
Answers: 1
Mathematics, 21.06.2019 15:00
Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?
Answers: 1
Mathematics, 21.06.2019 19:30
You are designing a rectangular pet pen for your new baby puppy. you have 30 feet of fencing you would like the fencing to be 6 1/3 feet longer than the width
Answers: 1
Mathematics, 21.06.2019 21:00
Hurrya vegetable garden and a surrounding path are shaped like a square that together are 11ft wide. the path is 2ft wide if one bag of gravel covers 9 square feet how many bags are needed to cover the path
Answers: 1
Which of the following gives a valid reason for using the given solution method to solve the system...
Geography, 08.06.2020 09:57
History, 08.06.2020 09:57
Mathematics, 08.06.2020 09:57
Health, 08.06.2020 09:57
English, 08.06.2020 09:57
Law, 08.06.2020 09:57
Mathematics, 08.06.2020 09:57
Arts, 08.06.2020 09:57
Social Studies, 08.06.2020 09:57
Mathematics, 08.06.2020 09:57
History, 08.06.2020 09:57