Question
If a system has an infinite number of solutions, use set−builder notation to write the solution set. If a system has no solution, state this.
y = x + 2,
3y − 2x = 4
y = x + 2,
3y − 2x = 4
Answers
Reiny
use substitution ...
3y - 2x = 4
3(x+2) - 2x = 4
x = -2
sub into the first ....
3y - 2x = 4
3(x+2) - 2x = 4
x = -2
sub into the first ....