658-216=442
There should be 442 yards of wrapping paper left on the roll.
If
, then by rationalizing the denominator we can rewrite

Now,

and



Answer:
the coifficent is 4/3
Step-by-step explanation:
hope this helps :)
Answer:
a=7, b=14
Step-by-step explanation:
a. 2/6=x/21
cross multiply=
2×21=x×6
then solve
42=6x
divide both sides by 6
x=42/6=<u>7</u>
b. 150/84=25/x
cross multiply=
84×25=150×x
then solve
2100=150x
divide both sides by 150
x=2100/150=<u>1</u><u>4</u>
<u> </u><u> </u><u> </u><u> </u><u>H</u><u>O</u><u>P</u><u>E</u><u> </u><u>T</u><u>H</u><u>I</u><u>S</u><u> </u><u>H</u><u>E</u><u>L</u><u>P</u><u>S</u><u>.</u><u> </u><u> </u><u> </u>