Answer:
90
Step-by-step explanation:
X/10-4=5
add 4 to both sides
X/10=9
mulitiple 10 to both sides
X=90
check
(90)/10-4=5
9-4=5
In other words, find the inverse of the given function f(x).
1. Replace f(x) with "y." y = 8(x+10)
2. Interchange x and y: x = 8(y+10)
3. Solve this for y: y+10 = x/8, or y = x/8 - 10
-1
4. Replace "y" with "f (x) "
-1 x-80
f (x) = ---------- (Answer)
8
Answer:
try this website called math way
Step-by-step explanation:
it should help it answers questions if you take a picture too! :)
Put them all over a common denominator
So 13/4 - 22/4 + 9/4 = 0/4 or just 0