Mathematics, 24.08.2021 18:40 achewitt4147

After writing a $400 check to pay a bill, a student had a balance of $550 in his account. How much did he have in the account before he wrote the check? a) Let x= his balance before writing the check. Write the equation you would use to solve this problem.

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After writing a $400 check to pay a bill, a student had a balance of $550 in his account. How much d...