JOAN AND SUSAN WENT SHOPPING WITH 15 DOLLARS EACH JOAN SPENT 6DOLLARS AND 4 CENT

JOAN AND SUSAN WENT SHOPPING WITH 15 DOLLARS EACH JOAN SPENT 6DOLLARS AND 4 CENTS LESS THAN SUSAN AND HAD 4 TIMES AS MUCH LEFTTHAN SUSAN HAD LEFT AT THE END OF THE DAY. CALCULATE HOW MUCH JOANHAD LEFT AT THE END OF THE DAY.