Answer:
1. x = 2
2. x = 21
Step-by-step explanation:
Hope this helps
Answer:
164
Step-by-step explanation:
2x+7+5x+12=180
7x+19=180
7x+180-19
7x=171
---- ----
7 7
x=164
Solution: The total money did addison have to begin with is $29.
Explanation:
Let the addison begin with money $x.
It is given that the addison earn $25 from his neighbor and $50 from her grandmother. So total money addison has 
She loaned her friend %18.
Now she has 
It is given that she had $86.

Therefore, the total money did addison have to begin with is $29.
Answer:

Step-by-step explanation:
<em>If you just want to simplify -27/x^15, it is not very difficult. Here is the simple way.</em>
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Given the expression

solving



Therefore,

Answer:
its 92
Step-by-step explanation:
81+32+21
=81+9+21
=90+21
=90+2
=92