Idon't know how to do pythagorean theorem

1-for what value of x is line a parallel to line b 2-for what value of x is line a parallel to line b

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.

Can someone me with my math problem pls my teacher is on my back about this