andybiersack154 andybiersack154

31-01-2019
Mathematics

contestada

to start to solve the system of equations below, which number would you multiply in the equation -2x-5y=-1? The two equations are -2x-5y=-1 and 4x+2y=8

Respuesta :

3and5yearoldbas 3and5yearoldbas

13-03-2019

Answer:

3,-1

Step-by-step explanation:

-2x-5y=-1

4x+2y=8

Solve for y:

-2x=5y-1

x=-2.5y+.5

4(2.5y+5) +2y=8

10y+20+2y=8

12y=-12

y=-1

Solve for x:

-2x=5(-1)-1

-2x=-6

x=3

Answer Link

Otras preguntas

swing jazz was popular during what period?

According to research and best estimates, the average person today has approximately how many anger episodes per day?

The primary reason for the spectacular growth of america's population in the eighteenth century was

What organelle must temporarily break apart so that the dna can divide up?

in Achebe's "Things Fall Apart" in lgbo society war can only be declared a. after the yearly harvest is finished b. by unanimous vote of the tribal council c

express 7×++0-6)(7×10-6) in scientific notaition

o passionate love—that the sin of lust is of less consequence than the humanity of the lovers—and that is the real moral lesson here. Others believe the scene d

What is the energy change taking place when plants make food in the presence of sunlight? Potential energy to kinetic energy Kinetic energy to potential energ

The population of a town grows at a rate proportional to the population present at time t. the initial population of 500 increases by 15% in 10 years. what will

a community college might grant all of the following degress except a masters degree? a bachelors degree? a technical program certificate? or an associates deg