SOLUTION: when solving inequalities, how do you know whether to subtract or to add on
both sides? for example, 5x-4<6x+2.
Algebra.Com
Question 118170: when solving inequalities, how do you know whether to subtract or to add on
both sides? for example, 5x-4<6x+2.
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
5X-4<6X+2 GENERALLY I LIKE THE UNKNOWN TERM ON THE LEFT SIDE. THUS:
5X-6X<2+4
-X<6 NOW WHEN YOU DIVIDE BY -1 THE < SIGN CHANGES TO THE > SIGN.
X>6/-1
X>-6 ANSWER.
PROOF
LET X=-5.9
5(-5.9)-4<6(-5.9)+2
-29.5-4<-35.4+2
-33.5<-33.4
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