Answer:
I don't know I'm testing myself now
Step-by-step explanation:
105 + 45
you add those and you get the anwser
Answer:b= -0.5
>-3b+2.5=4
>-3b=1.5(subtract 2.5 from both sides)
>b=-0.5 (divide both sides by -3)
2.82843
it was what i got
