SOLUTION: Hello I need help on graphing this equation. It says to graph without a calculator but I don't know how to get the correct answer. graph the following: y = sqrt5-x Thank yo

Question 99852: Hello I need help on graphing this equation.
It says to graph without a calculator but I don't know how to get the correct answer.
graph the following: y = sqrt5-x
Thank you,
Kumi
Found 2 solutions by jim_thompson5910, edjones:
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
The graph looks like this

Graph of

So if you negate the x to get it flips the graph

Graph of

Now when you add 5 to -x you get which shifts the graph 5 units to the right

Graph of
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
y = sqrt5-x
This is a linear equation and sqrt(5)is a constant= 2.2 or thereabouts.
get 2 points like in any other linear graph and draw a straight line between them.
when x=0 y=2.2 (0,2.2)
when x=-5 y=2.2+5=7.2 (-5,-2.8)
try a couple yourself.
Ed

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