6x+21+15-2x
4x+36
hope this helps...
Answer:
The simplified form is
.
Step-by-step explanation:
Given : Expression 
To find : The simplified expression ?
Solution :
Expression 
Multiply 3 both side,


Therefore, the simplified form is
.
Answer: 44
solution: x+(x+2)+(x+4)+(x+6)+(x+8)=200
5x+20=200
5x=180
x=36
5th number - x+8=36+8=44
Answer:
The diameter is any straight line that passes through the center of the circle, which endpoints can lie on. The radius is half the diameter. They help us find the circumference of a circle
Answer: what is it?
Step-by-step explanation: