Answer:
Solution set= {(3,-9)}
Step-by-step explanation:
x² +6x-27=0
x² +9x-3x-27=0
x(x+9) -3(x+9)=0
(x-3)(x+9)=0
x-3=0; x+9=0
x=3; x=-9
Answer: x = 35
Step-by-step explanation:
To do this conversion all you have to do is divide 175 miles by 25 miles. As a result, 7 inches apart
Answer:
(C) 
Step-by-step explanation:
Here we have the formula for the area of a triangle:
. Our goal is to isolate h on one side of the equation.
To do this, let’s treat the rest of the equation as if there were no variables.
Multiply both sides by 2:

Divide both sides by
:

Hope this helped!