How do you solve #3/7=6/z#?

1 Answer
Jul 2, 2016

z = 14

Explanation:

When we have a fraction equal to another fraction then to solve use #color(blue)"cross-multiplication"#

#rArr(3xxz)=(7xx6)rArr3z=7xx6#

divide both sides by 3

#(cancel(3)^1z)/cancel(3)^1=(7xxcancel(6)^2)/cancel(3)^1#

#rArrz=7xx2=14#