What is Pseudocode

SELECT vendor_state, vendor_name, sum_of_invoices

FROM (subquery returning vendor_state, vendor_name,

sum_of_invoices)

JOIN (subquery returning vendor_state,

largest_sum_of_invoices)

ON vendor_state AND sum_of_invoices

ORDER BY vendor_state

Write what you know how to do

Express the idea of what you have yet to figure out