Answer:
3x^2 + 10x
Step-by-step explanation:
Answer:
$80
Step-by-step explanation:
It's khan so you don't need the explanation but for those interested then here:
K=30x+20 - Kayla
S=35x+10 - Sara
60+20=80
70+10=80
So they match up at $80
Step-by-step explanation:
Area of a square is: A= length x width or can be written as A= lw
Area of an rectangle is basically the same as the area of a square.
Hope that helps!
Answer:
D
Step-by-step explanation:
(f - g)(x)
= f(x) - g(x)
= 3x² - 4 - (x + 2) ← distribute parenthesis by - 1
= 3x² - 4 - x - 2 ← collect like terms
= 3x² - x - 6
1,400 inches or 116.7 feet
