exam
Maths Puzzle
Numerical Ability
solve the following system of linear inequalities by graphing.
3x-y<2
x+y>2
do you use the substitution method on this kind of problem.
Read Solution (Total 0)
exam Other Question
Suppose you are starting an office-cleaning service. You have spent $315 on equipment. To clean each office you use $4 worth of supplies. You charge $25 per office. How many offices must you clean to break even?
I have a question on solving a problem on (solving systems using substitution)
the problem is: y=5x+5
y=15x-1 (solve using substitution)