SOLUTION: Determine the value of k when:
q is inversely proportional to the sum of x and y. If x=0.5 and y=0.7, then q=1.4
Please help!
Algebra.Com
Question 103926This question is from textbook Fundamentals of College Algebra
: Determine the value of k when:
q is inversely proportional to the sum of x and y. If x=0.5 and y=0.7, then q=1.4
Please help!
This question is from textbook Fundamentals of College Algebra
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
If q is inversely proportional to the sum of x and y, then we have this relationship
note: remember the inverse of an expression like is
Now plug in the given values to find k
Plug in x=0.5, y=0.7, and q=1.4
Add
Multiply both sides by 1.2 to isolate k
So our answer is
RELATED QUESTIONS
Express the statement as a formula that involves the given variables and a constant of... (answered by ankor@dixie-net.com)
express the statement as a formula that involves the given variables and a... (answered by richwmiller)
If p is jointly proportional to q and r and inversely proportional to s, state (in words) (answered by greenestamps)
If y is inversely proportional to x^2 and if y=6 when x=5, what is the value of y when... (answered by josgarithmetic)
6. If y varies inversely with x, and y = 5 when x = 8, what is k?
7. If y varies... (answered by solver91311)
Y is inversely proportional to the cube of x. If Y = 5 when x = 2, then k = 20
true or (answered by MathTherapy)
if y is inversely proportional to x and y=14 when x=4, find the constant of variation.
(answered by Alan3354)
y is inversely proportional to x. y=30 when x=5.
(a) Find the constant of... (answered by stanbon)
The variable Z is directly proportional to X, and inversely proportional to Y. When X is (answered by josgarithmetic)