Answer:
(i)x=-8
(ii)y>18
(iii)x>10
Step-by-step explanation:
I think the ans above is correct.
I hope it will help u....
Answer:
Therefore (x,y)=(3,7)
Step-by-step explanation:
put the second equation into the first
x+4=3x-2
x-3x=-2-4
-2x=-6
x=3
plug x=3 into the second equation
y=3+4=7
What they said was correct!!
confirming
Answer:
Option A)724 square centimeters
Step-by-step explanation:
we know that
The surface of the prism is equal to the area of its six rectangular faces
The surface area is equal to

where
B is the area of the base
P is the perimeter of the base
H is the height of the prism
we have



<em>Find the area of the base B</em>


<em>Find the perimeter of the base P</em>


<em>Find the surface area SA</em>
