How is this solved 2x²+5x+7=20
2 answers:
You’d use the quadratic formula:
X= -b +- √b^2-4ac
———————-
2a
And I attached your final answers
Answer:
you would have to use repletion
Step-by-step explanation:
2x^2+5x+7=20
-7 -7
2x^2+5x=13
/5 /5
2x^2+x=2.6
4+2x=2.6
-4 -4
2x=-1.4
/2 /2
x=-0.7
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-12n+12m that is the answer
There are no real values for log of 0 or negatives.
So the answer is B
Answer:
208cats
Step-by-step explanation:
⅝=tongue
³/16=straw=39cats
⅝+³/16=13/16
meaning total number of cats is 16/16
If ³/16=39cats
16/16=?
39×16/3
=208cats
