Y=2x+3

X-3y=6

What would the answer be using substitution method?

x = y = - 3

Step-by-step explanation:

x - 3y = 6 = > x = 3y + 6

y = 2x + 3 = > y = 2 (3y + 6) + 3 y = 6y + 12 + 3 y = 6y + 15 - 5y = 15 y = - 3

x = 3y + 6 = > x = 3 x (-3) + 6 = - 3

=> x = y = - 3