If you need to substitute the equation x = y - 1.
If you have another equation, then you would plug in y - 1 into the x value of the equation you would need to substitute into.
Hope this helps
Ms alvadaro 2:1 mr lowry 3:2
3+2=5 2+1=3
5:3
45/5=9 27/3=9
2·9=18 1·9=9
Answer:
600
Step-by-step explanation:
10*-5=-50*-4=200*3=600
The answer is 600.
