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OpenStudy (linaminas):
4(x+5) - 9 = 11 - 2(x -3)
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OpenStudy (mariamikayla):
4(x+5)-9=11-2(x-3) 4x+20-9=11-2x+6 4x+11= 11 -2x +6 4x= -2x+6 4x+2x=6 6x=6 x=6/6=1
OpenStudy (linaminas):
You're a genius !
OpenStudy (linaminas):
So did you just subtract 11 from both side's?
OpenStudy (linaminas):
In the 4th step? @mariamikalya
OpenStudy (mariamikayla):
yes :))
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OpenStudy (linaminas):
But how does the -2 become positive?
OpenStudy (mariamikayla):
because if we move a therm from the other part of the equal it changes it's sign
OpenStudy (linaminas):
Oh OK thank you
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