Answer:
thanks for the free points
Step-by-step explanation:
I assume you're looking for the number:
0.5n + 9 = 21
- 9
0.5n = 12
÷ 0.5
n = 24
So the beginning number is 24, hope this helps!
Answer:
4x+14
Step-by-step explanation:
we know that in a rectangle, 2 sides are equal to one another (opposite sides), and the other 2 are equal to each other.
so,
2(5x+5) for the first 2 sides. you'd get 10x+10
2(2-3x) for the other two sides. you'd get -6x+4
add them up, and you'd get 4x+14
Answer:
yes it's 6x 6x 6x
Step-by-step explanation: