Question

Given: y varies directly with x and has a constant rate of change of 7. when the value of y is 12, then the value of x would be _____.

Answer 1

Answer:X=12/7

Explanation:

Y
`\alpha` X

⇒Y=KX

Where K is the constant

From the question,k=7

⇒ When Y=12,

y=KX

12=7X

X=12/7