Question

1.) If x varies directly as y and x = 35 when y = 7. What is the value of y when x = 25?​

Answer 1

Answer:

y = 5

Step-by-step explanation:

    $x \ \alpha \ y$

$=> x = k \times y\\=> 35 = k \times 7\\=> k = 5$

    $x = k \times y$

$=>25 = 5 \times y\\ =>5 = y$

Answer 2

Answer:

y = 5

Step-by-step explanation:

x = 35, y = 7

x = ?y

35 = ?7

? = 5

x = 25, y = ?

x = ?y

25 = 5y

y = 5