based on the drawing both sides are the same length
so knowing BC = 23 you need to find the value of x and put it in the formula for the side
23=2x+7
16 = 2x
x=8
4x+1 = 4(8)+1 = 33 units
The time changes depending on how fast the truck is going-so it's dependent
50 miles and the truck do not change no matter what-so they are constant
The speed of the truck changes the time-so the speed is the independent
Answer:
30 so this math is hard
Step-by-step explanation:
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