Answer:
Step-by-step explanation:
Answer:
A quadratic equation ....[1] where, a, b and c are coefficient.
Then the solution is given by:
....[2]
As per the statement:
Given the equation:
⇒
On comparing with [1] we have;
a =1, b = 1 and c = -5
Then substitute these in [2] we have;
Therefore, the values of x are:
,
Answer:
Choice C. 5 miles per hour
Step-by-step explanation:
(1/4)(20) = 5 per hour
−3b+2.5=4
Subtract 2.5 from both sides.
−3b+2.5−2.5=4−2.5
−3b=1.5
Divide both sides by -3.
−3b/−3 = 1.5/−3
b=−0.5
Answer:
length
Step-by-step explanation:
because 9/10 will be:
9 divided by 10= 0.9
and 0.85 is greater than 0.9