Answer:
Step-by-step explanation:
We want to isolate the x.
Now, we want the x not to have a coefficient. We want it just to be x =. We will do this via inverse operations. Since 3 x is 3 multiplied by x, we will divide each side by 3.
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Answer: diameter = 2R = 28
Circumference = 2pieR
= 28pie
= 87.964594300514
Step-by-step explanation:
I used a calculator for this..
Answer:
95 mi/hr
Step-by-step explanation:
475/5 = 95
285/3 = 95
Answer:
25%
Step-by-step explanation:
Its basic division really. The easiest way to think of it is how many times can 3 fit into 12 three fits into 12 four times in fraction that's 1/4 or 1 over 4. Just like the quarter (United States quarter) each one is 25 cents and you need 4 of then to make 1 US dollar or 100% so each group of three is 25 percent. This under standing could work with a variety of numbers 5 is what percent of 20 or 7 is what percent of 28 if it comes in 4s each is 25%. Hope this helps.
