Answer:
(-2, 6)
Step-by-step explanation:
we have
----> equation A
----> equation B
equate equation A and equation B



The formula to solve a quadratic equation of the form
is equal to
in this problem we have

so
substitute in the formula
Find the values of y
For x=1

For x=-2

therefore
The solutions are (1,12) and (-2,6)
Answer:
3rd one
Step-by-step explanation:
i did it
Answer:
answer is 10
Step-by-step explanation:
(4x+12)+(4x+12)+(5x+26)=180[sum of isosceles triangles]
8x+34+5x+26=180
X=10
1. -11x +-27
2. 5
Hope this helps.
Answer:
$3.90 per lbs
Step-by-step explanation:
9.75/2.5