Question #6444414Fill in the Blank
Algebra-1
Question
A student wants to buy pencils and erasers. Pencils cost 3 dollars each, and erasers cost 4 dollars each. The student has 50 dollars and wants to buy at least 4 erasers. Let be the number of pencils and be the number of erasers ( are non-negative integers). Write the system of inequalities that represents this situation. __________.