Mathematics, 21.01.2020 09:31 billydavey555
Which of the following gives a valid reason for using the given solution method to solve the system of equations shown?
equation i: 4x − 5y = 4 and equation ii: 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. substitution; equation ii can be solved for x in one step by subtracting 3y from both sides.
Answers: 1
Another question on Mathematics
Mathematics, 22.06.2019 00:00
If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?
Answers: 2
Mathematics, 22.06.2019 00:00
The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.
Answers: 2
Mathematics, 22.06.2019 01:10
What is the angle measure, or angle of depression, between this bird and the bird watcher?
Answers: 1
Mathematics, 22.06.2019 02:30
Akid's pool is cylindrical and has a radius of 5 feet and a height of 2 feet. if a cubic foot holds about 7.48 gallons of water, how many gallons of water does the kid's pool hold? 21 gallons 52.3 gallons 1,174,4 gallons 157 gallons
Answers: 2
You know the right answer?
Which of the following gives a valid reason for using the given solution method to solve the system...
Questions
Mathematics, 19.02.2021 19:40
Mathematics, 19.02.2021 19:40
Mathematics, 19.02.2021 19:40
Physics, 19.02.2021 19:40
World Languages, 19.02.2021 19:40
English, 19.02.2021 19:40
History, 19.02.2021 19:40
History, 19.02.2021 19:40
Mathematics, 19.02.2021 19:40
Chemistry, 19.02.2021 19:40
Mathematics, 19.02.2021 19:40
Mathematics, 19.02.2021 19:40
