Recall that a relationship is a function ONLY IF for each input (x-) value there is exactly one corresponding y value. More than that? Then the relationship is not a function. That applies to the first and the third relations given here.
The second relationship is a function.
Answer:
-5 Faces
-10 Edges
-6 Vertices
Step-by-step explanation:
Folded out there are 3 rectangles and 2 triangles, 5 faces
Count the straight lines, no dotted, it's 10 edges
Count the corners only and the top of the triangles 6 vertices
For slope-intercept form it's y=-2x+2 and for point-slope form the answer is y-18=-2(x-(-8)) or y-18=-2(x+8).
The answer is c. his average profit was $8 per month
To figure out an average you just need to add all of the numbers that you are averaging together in this case 110, -75, 80, -50 and -25 then you divide it by the number of things you added together in this case 5
Answer How many liters of a 20% acid solution should be mixed with 30 liters of 50% acid solution in order to obtain a 40% solution. ... x=15 liters 15*(.20 pure acid)=3 liters 30*(.50 pure acid)=15 liters That is 18 liters pure acid That is 45 liters solution *0.45 pure acid=18 liters.
Step-by-step explanation:
