The total cost for plumber number 1 expressed as a function of x is
c1(x)=45x+90
That is, the charge per hour times the number of hours plus the fixed charge for a visit.
Using the same pattern, write the function for the second plumber. Then set the two functions equal to each other and solve for
Answer:
61
Step-by-step explanation:
Hope this helps and good luck!:D
67/100 is approximately 2/3 and 515 is approximately 510 so D. 2/3*510
the answer is 8! hope that helps
Answer:
axis of symmetry: 
, vertex: 
Step-by-step explanation:
axis of symmetry(x-value of the vertex):
input this value into the function to get the vertex
is the y-value of the vertex
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