Answer:
Effect on cash is -21000
Step-by-step explanation:
Indirect method make adjustment to reconcile the net income to cash. It depends on the account if it is added or subtracted to net income.
In this case,
Accounts Receivable increased are subtracted from net income and Accounts Payable increased are added to net income
Accounts Receivable increased -48000
Accounts Payable increased +27000
Effect on cash is -21000