Answer:
i walk 202.5steps in 15 minutes
my friendwalk157.5steps in 15 minutes
Step-by-step explanation:
i=108÷8=13.5
13.5×15=202.5
my friend=63÷6
=10.5×15
=157.5
Answer:
Step-by-step explanation:
let f(x)=y
y=2x+5
flip x and y
x=2y+5
2y=x-5
y=(x-5)/2
f^{_1}(x)=(x-5)/2
but f^{-1}(x)=1
so (x-5)/2=1
x-5=2
x=2+5=7
Answer:
20°
Step-by-step explanation:
In circle with center O, PS is diameter.
(angle inscribed in semicircle)
PQRS is a cyclic quadrilateral.
Opposite angles of a cyclic quadrilateral are supplementary.
F10=-2x-4 that’s the answer I’m pretty sure