Answer:
see below
Step-by-step explanation:
A circle is named by the point in the center.
Circle C
A segment is named by two points on the line.
Segment AD and segment BC
A ray is a part of a line that has a fixed starting point but no end point.
Ray CE → Arrow going from C to E
The vertex is in the middle of the angle name that has three letters
< CDA
We have 150 ml of 10% alcohol.How much 40% alcohol must be added to make a 30% solution?
.10 * 150 + .40x = .30 * (150 + x)15 + .40x = 45 + .3x.10x = 30x = 300 ml of 40% alcohol must be added to make a 30% alcohol solution.
Source:http://www.1728.org/mixture.htm
H= -1
Distribute:
-(4+h)= -4 - h
-4 - h= 3h
-4 +h = 3h + h
-4= 4h
-1 = h
36
8x5 first cuz PEMDAS
40+6-10
46-10
36 is your answer
