Question

Solve the following system using the substitution method.

x + 3y = –5
5x + 6y = –19

Answer 1

?

Answer 2

om first you get x=-5-3y if you will put it in the second what you will get ?

Answer 3

make the calcule

Answer 4

comen i will help to you

Answer 5

5(-5-3y)+6y= -19 so can you continue ?

Answer 6

-25-15y+6y=-19
-9y=6
y=6/-9

y=2/-3
y=-2/3

Answer 7

x+3(-2/3)=-5
x-6/3=-5
x-2=-5
x=-3

Answer 8

x=-3
y=-2/3

Answer 9

this is understandably ?