How do you solve the system #y - 2x = 3#, #x² + y² = 18#?
1 Answer
Nov 16, 2015
or
Explanation:
Given
[1]
[2]
Re-writing [1]
[3]
Substituting
[4]
Simplifying
[5]
[6]
Factoring
[7]
case 1:
Substituting
case 2:
Substituting