Answer:
Step-by-step explanation:
If you are trying to <u>solve the system of equations</u> then its
(x,y)=(-1,2)
If you are trying to <u>rewrite the system of equations</u> then its
x+6y=11
x-2y=-5
Answer:
Steps shown below
Step-by-step explanation:
We will simplify this using definitions and identities. Let's start.
Using 
, we have:
Using 
, we have:
Hence, proved.
Answer:
r=0.5
Step-by-step explanation:
0.125r+0.25r-0.0625=0.25+r
0.375r-0.0625=0.25+r
0.375r-r=0.25+0.0625
-0.625r=0.3125
r=0.3125/0.625
r=0.5
Answer:
Step-by-step explanation
dont really understand the question but you can see if it is the correct answer
represent julios age as x
represnt julios father age as 4x
so x+4x=5x
5x<55
not sure if this is correct bare that in mind
Answer:
2x-8d
Step-by-step explanation:
