Answer:
x=20
Step-by-step explanation:
(4x-12)+(x+2)=90
5x-10=90
5x=100
x=20
Rx = 30...divide both sides by r
x = 30/r <==
Answer:
The First One
Step-by-step explanation:
Try to substitute x by zero for example
(the minus will gone by zero)
You will get y = +2
and the graph you see the y =+2 !!
I hope that it's a clear solution and explanation.
5/3 go to wolfram for math questions
