Answer:
roots: -4 and 7
Step-by-step explanation:
where the graph crosses the x axis is where the roots are located
Answer: Second option.
Step-by-step explanation:
Given the folllowing Linear Equation:

You need to substitute the coordinates of each point given in the options into the equation and then evaluate.
1) Substituting
into the equation, you get:

2) Substituting the point
. you get:

3) Apply the same procedure using the point
:

4) Apply the same procedure using the point 

5) Substituting
into the equation:

Therefore, the point
is not on the given line.
The graph is translated 7 units to the right.
Answer:
c) 25
Step-by-step explanation:
Pythagorean theorem: a²+b²=c²
Substitution: 7²+24²=x²
49+576=x²
625=x²
25=x
10x-5x=1000
x=200
she must sell 200 necklaces
hope this helps