Respuesta :
Answer:
-19 -6x
Step-by-step explanation:
combine:
-4 -6x -15
-19 -6x
-4-8x+2x-15
Step one: find the matching pairs
2x and 8x
-4 and -15
Step two: add/subtract them
10x-11
Step one: find the matching pairs
2x and 8x
-4 and -15
Step two: add/subtract them
10x-11