Missing amount from an account On July 1 , the supplies account balance was $1,630. During July, supplies of $3,260 were purchased, and $1,884 of supplies were on hand as of July 31. Determine supplies expense for July. Missing amount from an account On July 1 , the supplies account balance was $1,630. During July, supplies of $3,260 were purchased, and $1,884 of supplies were on hand as of July 31. Determine supplies expense for July