the first thing you will do is to transfer -x inside the equal sign therefore from negative it will change into positive and then put some + sign between x and y because y is positive.
This explanation applies to number 2-5.
please verify just to make sure that my answers are all correct.
Answers & Comments
Answer:
1.) x+y=4
2.) 2x+y=6
3.) -5x+y=7
4.) -3x+y=-8
5.) -1/2x+y=0
Step-by-step explanation:
1.)y= -x+4 = x+y=4
the first thing you will do is to transfer -x inside the equal sign therefore from negative it will change into positive and then put some + sign between x and y because y is positive.
This explanation applies to number 2-5.
please verify just to make sure that my answers are all correct.