subject
Mathematics, 04.02.2020 01:54 saguil3388

Use the echelon method to solve the following system of two equations in two unknowns
4x+7y=-25
2x-7y=-23

ansver
Answers: 2
Show answers

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 14:30, talanna394
Restrictions on f(x) = 1/x+5 and g(x) = x-2
Answers: 1
continue
image
Mathematics, 21.06.2019 21:40, arubright177
The tile along the edge of a triangular community pool needs to be replaced? ?
Answers: 2
continue
image
Mathematics, 21.06.2019 22:00, sarahnd6907
Prove sin2a + cos2a - 1 / sin2a + cos2a + 1 = 1 - tana / 1 + cota
Answers: 2
continue
image
Mathematics, 21.06.2019 23:00, dianereyes7475
The angles in a triangle are represented by 5x, 8x, and 2x+9. what is the value of ? a.10.8 b.11.4 c.9.7 d.7.2
Answers: 2
continue
You know the right answer?
Use the echelon method to solve the following system of two equations in two unknowns
4x+7y=-2...

Questions in other subjects:

Konu
Biology, 09.08.2021 20:40
The all-or-none principle states that Select one: a. all stimuli great enough to bring the membrane to threshold will produce identical action potentials. b. all stimuli will produ...
Konu
Chemistry, 09.08.2021 20:40
By using photons of specific wavelengths, chemists can dissociate gaseous HI to produce H atoms with certain speeds. When HI dissociates, the H atoms move away rapidly, whereas the...
Konu
Chemistry, 09.08.2021 20:40
The electron attracting species in the following isa. -CNb. -NH2c. -NHRd. -NHOR​...
Konu
Biology, 09.08.2021 20:40
g In the lac operon (above), what will be the effect on the expression of the lacZ and lacY genes if there is a mutation in the operator sequence (lacO) that prevents the repressor...
Konu
Social Studies, 09.08.2021 20:40
Dan avoids applying to college because he doubts he can succeed. He is working at a retail job, but tends to focus on things he does wrong. In fact, he has almost no confidence in...
Konu
Mathematics, 09.08.2021 20:40
A balloon is rising vertically from a point on the ground that is 60 ftfrom a ground-level observer. If the balloon is rising at a rate of 24ft/sec, how fast is the angle of elevat...
Konu
Business, 09.08.2021 20:40
Lightning Cycles, Inc., makes Lightning-brand motorcycles and accessories, which are distributed to authorized dealers, including Macho Motors, Inc. Macho operates dealerships in s...
Konu
Mathematics, 09.08.2021 20:40
Use the normal distribution of SAT critical reading scores for which the mean is and the standard deviation is . Assume the variable x is normally distributed. What percent of the...
Konu
Business, 09.08.2021 20:40
A Nash equilibrium: means that some players could be made better off by changing their strategy. means that no players have an incentive to change their strategy. is suboptimal com...
Konu
English, 09.08.2021 20:40
Why do girls like netball​...
More questions: Mathematics Another questions
See results (0)