$500
x*.8=400
divide .8 from both sides
x=500
Expanded form: 300 + 50 + 8
word form: three hundred and fifty-eight
hope this helps
Answer:
i think it is 31
Step-by-step explanation:
Answer:
f(x) = 2x² + 3
g(x) = x² - 7
( f - g)(x) = 2x² - x² +3 --7
= x² + 3 + 10
= x² + 10
Hope this helps.
Answer: B
Step-by-step explanation: