A) 3x + 4 = 5x - 10. It's easy to identify the lines' equations by their y-intercept and slope.
When y=-15, x=-20. So subtract x from y, you will get that y= 0 and x=-5. Add 12 to both and you have your answer, x=7 and y=12
Answer:
Step-by-step explanation:
All these given roots are contained in option C.
The given equation is :






Roots = 
Hence these lie in between 