I don't understand your question fully, try to list your full problem in the future and maybe people will be able to better help you.
Answer:
one solutions
Step-by-step explanation:
Answer:

Step-by-step explanation:


Hope this is helpful.
All you have to do is combine like terms here...all the x's and then all the constants. 2.3x + 2x -.2x = 4.1x; 14 + 15 = 29, so the perimeter is 4.1x + 29, A above.
Answer:
1,050
Step-by-step explanation:
500
+
550
=
1,050 You add the numbers getting your total