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4 votes
Can someone help me.

Can someone help me.-example-1

2 Answers

5 votes
a.
x/3-5=-7
+5. +5
x/3=-2
*3. *3
x=-6
b.
x/2-5=2.5
+5. +5
x/2=7.5
*2. *2
x=15
User Alexander Morland
by
4.4k points
7 votes

Answer:

A. x = -6
B. x = 15

Explanation:

A.


(x)/(3)-5=-7\\(x)/(3)-(15)/(3)=-7\\(x-15)/(3)=-7\\x-15 = -7*3\\x-15=-21\\x=-21+15\\x=-6

B.


(x)/(2)-5=2.5\\(x)/(2)-(10)/(2) = 2.5\\(x-10)/(2)=2.5\\x-10= 2.5*2\\x-10=5\\x=5+10\\x=15\\

I hope this helps brother! :D

User Joscelyn
by
5.4k points