Answer:
30.5 hours
Step-by-step explanation:
If he were to average 8 hours PER week for 4 weeks, his total sum would have been:
8 * 4 = 32 hours
But he fell short of it. By how much?
By
hours!
So, he practiced 1 1/2 hours LESS THAN 32 hours, so his practice time is:

So, <u>he practiced 30.5 hours in the 4 weeks</u>
The answer for this question is 4.5
Answer:
$26
Step-by-step explanation:
0.8(X - 3) = 18.4
X - 3 = 23
X = 26
Answer:
A vector is a quantity having direction as well as magnitude, especially as determining the position of one point in space relative to another.
Answer:
z=-3 so 2y+3(-3)=-8, 2y-9=-8, add 9 to both sides 2y=1 divide both sides by 2, y=1/2, so 3x+4(1/2)+-3=-2, 3x+2-3=-2, 3x-1=-2, add 1 to both sides, 3x=-1, divide both sides by 3, x=-1/3