# Solve the following system of equations by substitution and select the correct answer below: 2x − 4y = 24 4x − 12y = 36 x = 18, y = 3 x = 18, y = −3 x = −18, y = 3 x = −18, y = −3

(1) Answers

x=(24+4y)/2 4(24+4y)/2-12y=36 48+8y-12y=36 4y=12 y=3 2x-4x3=24 2x=36 x=18 Correct answer: A

Add answer

Sign in
Sign up