Answer:
9x -18+18=43+18
Step-by-step explanation:
added 18 to both sides
hope this helps good luck :)
Answer:
5+2=7x+3x= 10x is the right answer
Answer:
904.78 in I think but I'm not 100%
Answer:
-2x+3y =1.......(1)
y=3x-9........(2)
Now,
putting the value of y in equation (1),
-2x+3(3x-9)=1
or,-2x+9x-27=1
or,7x-27=1
or,7x=28
x= 4
Now putting the value of X in equation (2),
y=3×4-9
= 12-9
=3
(x,y)=(4,3)
Domain of f = R .............