Answer:
Information is missing on the price of electricity.
Step-by-step explanation:
There is information missing on the cost of the electricity, per kwh. b(x) = ????.
If it is $0.20/kwh, then we would have:
b(x) = $0.20x
b(800) = $0.20*(800)
b(800) = $160
It depends on the price.
It can not be simplified because the numerator and denominator can not be divided between the same number, so that each results an integer number.
The altitude of a triangle is a line segment through a vertex and perpendicular to a line containing the side opposite the vertex.
Answer: 
Answer: Number one is C I believe
Step-by-step explanation: 4x - 5 =7
4x -5 + 5=7+5
4x=12
4x-4=12 divided by 4
x= 3
Answer:
4 tens + 5 tenths
Step-by-step explanation:
40+5\10= 40+1/2=40.5
