Question

6
Solve the system of equations using substitution.
y = x + 6
y = -2x - 3
(1,7)
(-3, 3)

Answer 1

Answer:

(-3, 3)

Step-by-step explanation:

y = x + 6

y = -2x - 3

x+6= -2x-3

3x = -9

x = -3

put x = -3  : y = -3+6 =3