Answer:
3:1
Step-by-step explanation:
who did not wear = 28 - 21
= 7
ratio = 21: 7
= 3:1
Answer:
Step-by-step explanation:
Isolate the term of x from one side of the equation.
<h3>x-5≤10</h3>
<u>First, add by 5 from both sides.</u>
<u>Solve.</u>
<u>Add the numbers from left to right.</u>
- <u>Therefore, the solution is x≤15, which is our answer.</u>
I hope this helps you! Let me know if my answer is wrong or not.
Step-by-step explanation:
3(x-7) + 4 = 22
or,3x-21+4 = 22
or, 3x-17 = 22
or, 3x = 22+17
or, x = 39/3
x = 13