subject
Mathematics, 12.05.2021 18:40 stopithelpmeplease

Which step would be MOST useful in solving the system of equations by the substitution method? A
subtract 8x from both sides in the second equation

B
add 5y to both sides in the first equation

C
divide the second equation by 7

D
multiply the first equation by 8

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 15:30
Consider the integral: 4 0 16 − y2 − 16 − y2 4 1 x2 + y2 dz dx dy . (a) describe w. use the standard view of the x, y, and z axes. front half of a cone with a rounded top. full cone with a flat top. right half of a cone with a flat top. front half of a cone with a flat top. right half of a cone with a rounded top.
Answers: 1
question
Mathematics, 21.06.2019 17:00
Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.
Answers: 1
question
Mathematics, 21.06.2019 19:30
The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)
Answers: 3
question
Mathematics, 21.06.2019 22:30
The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction
Answers: 2
You know the right answer?
Which step would be MOST useful in solving the system of equations by the substitution method? A
Questions
question
Mathematics, 22.06.2019 16:30
Questions on the website: 13722363