Ascale drawing of a bus has a scale of 1/2 inch to 5 feet. if the length of the school bus is 4 1/2 inches on the scale drawing, what is the actual length of thus bus? explain or show your reasoning.

Let x feet be the actual length of the school bus. You know that in a scale drawing

then

Write a proportion:

the actual length of the school bus is 45 feet.

45 Feet

Step-by-step explanation:

Let actual length of the school bus =

Now for the scale drawing

and

The proportion will be

∴Length of the bus is 45 feet

sine

step-by-step explanation:

x² + 11x + 18 < 0  

[-11 ± sqrt(121 - 72)]/2 = (-11 ± 7)/2  

solution: (-9, -2)

step-by-step explanation: