Question

Make x the subject a=7x/k-r

Answer 1

Answer:

x = $\frac{a(k-r)}{7}$

Step-by-step explanation:

Given

a = $\frac{7x}{k-r}$ ( multiply both sides by (k - r) )

a(k - r) = 7x ( divide both sides by 7 )

$\frac{a(k-r)}{7}$ = x