How do you solve system of equations word problems?

Well first you have to figure out what you need to solve. then you write out the two equations and solve the system s from there

Highlight important information
Define your Varibales
Write two equations
Use one of the methods for solving System of equations to solve
Check your answer by subsisting your order pair into the original Equation

9/12 is the answer because 3/4 times 3 each is 9/12