Find the solution of the system of equations. PLZ I NEED HELLA HELP HURRY
-3x+9y=-21
−3x+9y=-18
Answers
Answered by
1
Answer:
1. x=3y+7 2. x=3y+6
Step-by-step explanation:
1. Subtract 9y from both sides.
The equation is in standard form.
Divide both sides by -3.
Dividing by -3 undoes the multiplication by -3.
Divide -21-9y by -3.
2. Subtract 9y from both sides.
The equation is in standard form.
Divide both sides by -3.
Dividing by -3 undoes the multiplication by -3.
Divide -18-9y by -3.
Similar questions