Answer:
16 minutes
Step-by-step explanation:
80% of 20 is
80/100 * 20 = 16
Answer:
See attachment for graph
Step-by-step explanation:
Given

Required
Draw the graph
First, we identify at least 2 possible values of x and y
Let 
Solve for y




So, a point is: 
Let 
Solve for y





So, another point is: 
<em>Plot </em>
<em> and </em>
<em> on the graph, then draw a straight line through both points</em>
See attachment for graph
Answer: k=1
Step-by-step explanation:
4k-3=-2k+3
take -3 and 3 and add them up on one side and change the sign
4k=-2k+3
+3
4k=-2k+6
take the -2k and change the sign and add to 4k
4k=6
2k
6k=6
now divide both sides with x
6k/6= 6/6
k= 1