How old am i if 400 reduced by 2 times my age is 204

Can you guys plz answer this question in order and quickly plz i will give 30 points

This is so hard and it’s for a test

Revirite the formula to determine the area covered by one can of paint. alyssa and her father are going to paint the house this summer. they know they'll need 6 cans of paint. enter the correct answer. 000 done a formula that describes this scenario is (licierali 000 oo 6 w w = the total area of the walls p = area covered by a can of paint