Answer:
17
Step-by-step explanation:
Range is the largest number minus the smallest number. In this case, you would do 20 - 3 and get the answer of 17.
Answer:
me add me
Step-by-step explanation:
The question is not clear. As much as i understand it:
3x-12=21
3x=21+12
3x=33
x=11
4x=s
(plug in the value of x, as found in the previous step)
4(11)=s
44=s
hope i helped.
<h2>
</h2><h2>Mean of 62,78,59,89?</h2>
As we know that ,
<h3>⠀⠀⠀⠀Mean= sum of all numbers/ total number of numbers </h3>
Mean= 62+78+59+89/4
Mean = 288/4
<h3>
Mean= 72</h3>
<h2>
</h2>
Answer:
Subtract by 5 on both sides.
Step-by-step explanation:
x+5 = -10. if you subtract both sides by 5, you will get x+5-5=-10-5, which can be simplified to x=-15.