Answer:
400
Step-by-step explanation:
if there are 4 quarters in one dollar than 100 times 4 is 400
<span>✡
Answer: x=6.72 </span><span>✡
- - Solve:
</span><span><span>- - First step is to cross-multiply:
</span>- </span><span>

-

- - The next step is to divide both sides by the number </span><span>7.5
-

</span>
<span>- - x=6.72</span>
✡Hope this helps<span>✡</span>
can you comment the question?
Answer:
sinx
Step-by-step explanation:
hello :
note :
for all x in ℝ : 1) sin(x+2π) = sinx 2) sin(π-x) = sinx
in this exercice :
3π - x = 2π+(π - x)
sin(3π - x) = sin(2π +(π - x)) =sin(π-x) = sinx