Luis gana 12 000 al mes cuanto ganaria si su salario incrementa 14 %?​

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.

The measure of angle 0 is 600 degrees

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