A trader buys some oranges at #50 each He finds that six of them are rotten He sells - Maths - Linear Equations in One Variable

Question

A trader buys some oranges at #50 each He finds that six of them
are rotten He sells the rest at #80 and makes a profit of #450 How
many oranges did he buy?

Cherechi Onwuanibe · Answer

The answer is 31 oranges but I need to know how to solve it

A trader buys some oranges at #50 each. He finds that six of them are rotten. He sells the rest at #80 and makes a profit of #450. How many oranges did he buy?