In the past fiscal year, B.C. juiced its spending with $2.8 billion from non-renewable resources; Newfoundland, $2.4

Question:

In the past fiscal year, B.C. juiced its spending with $2.8 billion from non-renewable resources; Newfoundland, $2.4 billion; Alberta, a whopping $8 billion.
If the slope of the AE curve is 0.7, calculate the immediate change in aggregate planned expenditure that results from the expenditures in the news clip and the change in real GDP in the short run if the price level remains unchanged.