Answer:
Step-by-step explanation:
4*3^x+1=27+(3^2)^x
(3^2)^x=(3^x)^2
3^x=t
4t+1=27+t^2
t^2-4t+27-1=0
t^2-4t+26=0
delta=4^2-4*1*26=16-84=-68<0
the equation has not real solutions
Answer:
-5
Step-by-step explanation:
Answer:
I think it is the fort
h one as well I might be wrong tho I'm only in 6th grade...
Step-by-step explanation:
snn snns zha
Answer:
0.58 rounded to the nearest hundredths
Step-by-step explanation:
30+40+50=120
now add red+blue
30+40=70
70/120
pls mark me brainliest
P = # of hrs at pizza delivery job, c = # of hrs at car wash job
p + c < = 20 (thats less then or equal)
10.50p + 7.50c > = 130 (thats greater then or equal)
