Question

The ratio of y-value to x-value is 3 to 4 for each point what will be the x-value of a point with a y-value of 12

Answer 1

x=9

Explanation:

given;

x\y = 3\4

to find;

x\12=?

solution;

using both equations,

3\4=x\12

by cross multiplication,

36\4=x

9=x

x=9