Answer:
x= -2 and y= 8
Step-by-step explanation:
8x+5y=24-------A
y=-4x---------B
Putting the value of y from B in A
8x+5(-4x)=24
8x +(-20x)= 24
8x-20x=24
-12x=24
x= -24/12
x=-2--------C y =-4(-2)=8
the surface area is 30mm
Answer
1.386 billion.
1+3√2 /3. C.X=3+√14 /10.10
i used a cauculator cuz im not good at math so...
it is 4.9e+15
