Question

Solve the following system of equations using the substitution method. y = x – 1 2x – 3y = –1

Answer 1

Answer:4/15

Explanation:

-12x-3y= -1

-12x-3(x-1)= -1

-12x-3x+3= -1

-15x+3= -1

-15x= -1-3

-15x= -4

x=4/15