At a local store, 1 pencil and 3 rulers cost $5.75, whereas 5 pencils and 3 rulers cost $7.75. What is the cost of one pencil and one ruler

Do the math. she originally had 50 dollars on her gift card and she had 12 dollars left on her gift card after she finished her shopping spree. if you subtract 50 minus 12 you get thirty eight dollars as your answer. so therefore, ciara spent 38 dollars total o

Iam unsure about what the proof is, therefore as much as wish to i can not.