davittcaperBo davittcaperBo

01-06-2016
Mathematics

contestada

How many solutions does this linear system have?

y = x+ 2

6x – 4y = –10

Respuesta :

08-06-2016

Hello,
y=x+2==>x-y=-2 (1)
6x-4y=-10==>3x-2y=-5 (2)

-2*(1)+(2)==>x=4-5==>x=-1
(1)==>y=-1+2=1

sol ={(-1,1)}

Answer Link

Otras preguntas

Compare the various effects that alcohol has on the mind and body at two different blood alcohol concentrations.

solve the formula for the indicated variable c=yt+y,for t (the solution is t=___)

what are the 2 properties of enzymes that allow them to act as biological catalysts?

Which Property of Equality should be used first to solve the equation p/7 - 5 = -3 for p Addition Property of Equality Subtraction Property of Equality Multipli

determine the most precise name of the quadrilateral ABCD from the information given. for #13 & #14

Someone please help me : evaluate 3st to the second power + 2s if s=5 and t=3??

What restriction may be necessary to the domain and range of linear equations?

you are facing east. you turn left, then left again, then about face, then right. which direction are you finally facing?

An atom of which element has the strongest attraction for electrons? A) Ba B) Cs C) O D) F

Simplify (2x + 3)(x – 4) = ?