Recent content by Koen crawford

Hello, Please can someone help me solve my problem. I have recently submitted my answer and had my work referred for an error. I have pictures of my question and working out. i am not sure how to manually write formulas. can someone help me if i send them the picture ?

Hello, Please can someone help me solve my problem. I have recently submitted my answer and had my work referred for an error. I have pictures of my question and working out, however i can not seem to post them on the page. can i email them to someone for advice/guidance Thanks