Question

6x -5у =15
x=y+3
x=
t=

Answer 1

9514 1404 393

Answer:

(x, y) = (0, -3)

Explanation:

Using the second equation, we can substitute for x in the first equation:

6(y+3) -5y = 15

y +18 = 15 . . . . . collect terms

y = -3 . . . . . . . . . subtract 18

Using the second equation:

x = y +3 = (-3) +3 = 0

The solution is ...

x = 0

y = -3