Answer:
Step-by-step explanation:
Given
x² - 3x
To make the expression a perfect square
add ( half the coefficient of the x- term )²
x² + 2( - 
)x + , thus
x² - 3x +
= (x - )² ← a perfect square
Answer:
k=8
Step-by-step explanation:
Cab 1 : 1/km
Cab2: 0.5 /km with Base charge =4
x=0.5 x+4
x-0.5x=4
0.5x=4
4/0.5=x
x=8
Assume x=k
k=8
Answer:
not possible as you cannot factories any more
Answer:
7 miles
Step-by-step explanation:
You are in a 10-mile race. You see a sign telling you that you have three miles left to go. So, subtract 3 miles from 10 miles to find out how many miles you have already ran.
10miles total-3 miles left to go=7 miles already completed
