Respuesta :
Simplify to 2.1s + 2.8 - 1.1s = 7.9. Simplify again to s = 5.1. If this is right could you possibly give me brainliest? Hope this helped.
Answer:
5.1
it is 5.1 my quiz with this had it on their and it said it was right
Step-by-step explanation: