moll6shaninay moll6shaninay

17-06-2016
Mathematics

contestada

How many solutions are there to the following system of equations?
2x+5y=-11
10x+25y=-55
A. Infinitely many
B. 0
C. 2
D. 1

Respuesta :

17-06-2016

Hello,

Answer A.

2x+5y=-11 (1)
10x+25y=-55==>2x+5y=-11 (2)

(1)-(2)==>0=0 verified for all reals for x and y

Answer Link

Otras preguntas

Sudden, hard steering to the left would shift the center of mass to shift to:

Make a mapping diagram for the relation {(–2, –6), (0, 3), (1, –5), (5, 0)} I don't understand this.

In which region of the world are hominids believed to have originated

what does m equal 2/3 (m-8)=4

What are the two measurements necessary for calculating average speed?

What school of thought studies how cognitive processes help people and animals develop habits

Trish is taking care of the Han family's dogs. The Hans leave 7 cans of dog food for the 3 days they'll be away. How much food will the dogs get each day if Tri

When a star's nuclear energy runs out, it dies. A star can die in many ways. A _____ is one way a star might die, and it can trigger the beginning of a new star

Which statement is LEAST likely to be true of a totalitarian state

200 is 25% of what number