Answer:
Step-by-step explanation:
you can think in a reverse way:
Take

So the answer is

21 - 4x = 108
<em><u>Subtract 21 from both sides</u></em>
-4x = 87
<em><u>Divide both sides by -4</u></em>
x = -21.75
42/60, x/320. 320/60=5.33333, 42*5.33333=224. So, about 224 students would ride the bus.
Body, Captain Hook, and Girls in the hood *chefs kiss*
Answer:
Rate = 1.125
New Value = 312,750
Step-by-step explanation:
A. 1/8 = 0.125
1+0.125=1.125
1.125 x Old value = New Value
B.
1.125 x 278,000 = New Value
312,750