3x2+4x=2
6+4x=2
-6 -6
4x=-4
4 4
x=-1
Pretty sure it’s the second one
First you write what the vectors are, then you subtract z from w by subtracting their corresponding values <-4-3,1-4>= <-7,-3>, then to get subtracting the next answer you subtract w from z which is <3--4,4-1> = <7,3>
Answer:
She ran 1 mile in 15 minutes.
Step-by-step explanation:
1 hour = 60 minutes 60 / 4= 15
Answer:
1.63 Kilograms
Step-by-step explanation:
I started by finding out what the roast beef weighed. Then I added 740, 520, and 370 (what the roast beef weighs). I can work that way because they are all in grams. The total off all that equals 1630 grams. Then I converted that to kilograms. Which will end up giving you 1.63 kilograms.
