angle A and angle B are supplementary angles. If m angle A=(7x+14)^ and m angle B=(5x-26)^ , then find the measure of angle B .
![angle A and angle B are supplementary angles If m angle A7x14 and m angle B5x26 then find the measure of angle B class=](https://us-static.z-dn.net/files/d7b/16a751ab78f10bbb74fa1946abb5968d.png)
Answer:
35x^2 - 112x - 364
it's probably wrong since I've only expanded the brackets