Answer:
The expression means that X+20
You can rewrite this equation as "f - g - 1". That's all that I see that you can do with this.
we have
The solution is the shaded area above the dotted line
therefore
The answer in the attached figure
Answer:
i think it $3.20
Step-by-step explanation:i think you got to check it in caculator
1.679 kg * (40 min)/(kg) + 20 min = 67.16 min + 20 min = 87.16 min