vaniamarie95 vaniamarie95
  • 22-03-2014
  • Mathematics
contestada

0.6x-0.3y=-1.5
0.04x-0.02y=-0.1

Respuesta :

crisforp
crisforp crisforp
  • 22-03-2014
6x - 3y = -15; /* 2 =>    12x - 6y = -30;
4x - 2y = -10; /*(-3) => -12x + 6y = 30
                                   ____________
                            => 0 = 0 True, for every x and every y real numbers;

the solution is {(x, 2x + 5) / x∈R };
Answer Link

Otras preguntas

? Question Select the correct answer. Does the sample sentence contain a compound verb? Snow skiing and swimming are two of my favorite sports Yes or no?​
What is the fossil connection between Indohyus and the whale? What is the function of this bone? Why do you think these mammals transitioned from land to water?
4. The average speed of an Express train between New Delhi and Kota is 97 km/hr. The train takes 4 hr to travel from New Delhi to Kota. Find the distance betwee
help plz !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
A force of 2700 N is exerted on a car by a tow truck. The car accelerated at a rate 1.63 m/s? What is the mass of the car? Round the the 2nd decimal places!
need help with this question ​
Divide x3 + x2 - X+ 2 by r+ 4 using long division.
Two positively charged objects (Object A and Object B) are 8 inches apart. When a positively charged ball is hung at an equal distance between the two positivel
can i plz have help on this q.i need the answer quickly as I am being timed
pls help, will give brainliest