Answer:
n= 1
Step-by-step explanation:
-3n + 15 =12
-15. -15
-3n= - 3
÷-3 ÷-3
n= 1
The percent error in the speeds are 7.1428. Hope this helps!
Answer:
y = x + 15
Step-by-step explanation:
I tried all of them but that one works. U can try it on each number. Brainliest plz! Hope this helps!
Answer: y= -8
Step-by-step explanation:
- 5( 3y+4) = 6( 2y-2/3)
- 15y+20=12y-4
- 15y-12y=-4-20
- 3y=-24
- y=-24/3
- y= -8
The length of the rectangle is 13 meters.
Given that,
- The area of a rectangle is 117 square meters.
- The length is represented by 4+x and the width is represented by x.
We know that
The following formula should be used:

x = 9
So, the length should be
= 4 + 9
= 13
Therefore we can conclude that the length of the rectangle is 13 m.
Learn more about the rectangle here: brainly.com/question/16167300