How do you solve the following system?: #y=2x + 3 , x + 3y = -3 #
1 Answer
Dec 24, 2015
Explanation:
You can solve this system of equation by substitution
Substitute
Distribute and combine like terms
#7x + 9 = -3#
#7x = -3 -9#
#7x = -12#
#x = -12/7#
Then re-substitute