You put the values of x into the equation to work out y, so the y column would be -5, -1, 3, 7 (for question 6)
For question 7, the y column would be 2,2,0,-2
Use these values to draw the graphs :)
Answer:
Q, today is Ninas birthday
Answer: Multiply the top equation by 6, multiply the bottom equation by -5, then add the equations
Step-by-step explanation: