Question

If y varies directly as x, and y = -18 as x = -2, find y for the x-value of 20

Answer 1

\(y = k \times x\) (Direct Variation)

put y = -18 and x = -2 and find k first..

Can you do it??

Answer 2

y=180 ?

Answer 3

Absolutely right dear..

Answer 4

thank you :)

Answer 5

Welcome dear but you have done all the work..