Answer:
The number is -37.
Step-by-step explanation:
2(x - 8) = 3(x + 7)
2x - 16 = 3x + 21
x = -37
Answer:
Step-by-step explanation:

Answer:
I'll setup the problem and you can do the calculations
Step-by-step explanation:
a.

V = volume; D = diameter; H = height of can
b.
Area of the Tin is the total area of the 2 Tin circles
one circle's area A is

A = area; D = diameter
calculate A
Then multiply by 2
c.
The area of the cardboard is the circumstance of the circle
times the height

d.
add answers from b and c
The unit rate is 0.75 per x