Answer:
a + c = 80
a = 2c - 8
Step-by-step explanation:
Topic: Algebra
Answer:
Can you give us a picture?
Use photomath... but i already did 11 and its -52
Answer:
x=7
Step-by-step explanation:
ln x +ln(x+1)=ln 56
ln x(x+1)=ln 56
so x(x+1)=56
x^2+x-56=0
(x+8)(x-7)=0
x= -8 or x=7
and lnx,x>0
so x=7
Answer:
55
Step-by-step explanation:
60 minutes is an hour 60 - 5 is 55
