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mathslover
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\[\color{blue}{\text{Subtract ax both sides}}\]

mathslover
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\[\large{\color{blue}{ax+r}=\color{red}{7}}\]
\[\large{\color{blue}{ax+r}\color{red}{ax}=\color{red}{7ax}}\]

mathslover
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Can you tell me what will you get @isolape ?

isolape
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uhm. i wish i could honestly. but i have no idea how to do any of this.

mathslover
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what is 33 ? @isolape

isolape
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dosn't make any sense to me.

isolape
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0

mathslover
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so what will be : ax  ax ?

isolape
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0...?

mathslover
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yes, so we had : ax  r  ax ..
can you simplify it now?

isolape
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Wait so is that the new equation after we ax on both sides? ax  r  ax

mathslover
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yes

mathslover
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axrax = 7  ax

isolape
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uhm, do you add ax on both sides now?

mathslover
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axaxr=7ax

mathslover
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Now, axax = 0
axaxr = 7ax
=> 0  r = 7ax
correct?

isolape
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correct

mathslover
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so we get r = ax  7

mathslover
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got it?

isolape
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so thats the answer?

mathslover
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yes

isolape
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alright, i guess i got it. Thanks!