We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive pseudonymised information about your use of our website. cookie policy and privacy policy.
 
+0  
 
+1
146
2
avatar+26 

queston 1:   28=-9x-8+5x

 

 

 

 

queston 2:  -18=7u+9-10u

 Feb 5, 2019

Best Answer 

 #1
avatar+6045 
+3

\(28 = -9x - 8 + 5x \\ 28 = -4x-8\\ 36=-4x\\ -9 = x\)

 

 

\(-18=7u+9-10u\\ -18 = -3u+9\\ -27=-3u\\ 9=u\)

.
 Feb 5, 2019
 #1
avatar+6045 
+3
Best Answer

\(28 = -9x - 8 + 5x \\ 28 = -4x-8\\ 36=-4x\\ -9 = x\)

 

 

\(-18=7u+9-10u\\ -18 = -3u+9\\ -27=-3u\\ 9=u\)

Rom Feb 5, 2019
 #2
avatar+26 
+1

thank you so so so much

 

thank you

abbers  Feb 5, 2019

21 Online Users

avatar