Answer:
21
Step-by-step explanation:
First you have to subtract 3x and then divide everything by -4 to get y=3/4x-7
The value of f(5) is 
Step-by-step explanation:
The function is 
To find 
substitute 
in
Multiplying the terms, we get,
Adding the terms, we get,
Thus, the value of is
Answer:
-2
Step-by-step explanation:
9+n/4= -15
cross multiply
9+4-15=n
13-15=n
n=-2
(2 5/14) / (2 5/8 * 1 3/7)....turn them all into improper fractions
(33/14) / (21/8 * 10/7)
(33/14) / (105/28)...when dividing fractions, flip what u r dividing by, then multiply
33/14 * 28/105 = 132/210 reduces to 22/35 <==
