Answer:
13
Step-by-step explanation:
5-(-8)=13
For this case we must find the solution of the following quadratic equation:

Where:

Then, the solution is given by:

Substituting the values:

By definition we have:

Thus, we have two complex roots.
Answer:
The equation has no real roots.
Answer:


Step-by-step explanation:
The area of a square rug = 64 ft²
First we will find the side of square rug = 

Perimeter of the rug = 
ft²
<h3>Hope it is helpful...</h3>
Answer:
B
Step-by-step explanation:
The first step is to draw the line y = 3 - x to see what the line itself looks like. Is it going from left to right as in A and C is going up as you go from right to left as in B and D? The graph on the left (below) gives you the answer. It is going up as you progress from right to left.
The next step is to answer which is it: B or D.
y has to be above the line. it is B. See the graph below on the right.
Answer:
u just 82 + 59% = 130.38
Step-by-step explanation: