SOLUTION: 0.4x+1<1.2x-2
can someone help me solve this? it must be in decimal form and must be simplified. Thank you so much
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Linear-equations
-> SOLUTION: 0.4x+1<1.2x-2
can someone help me solve this? it must be in decimal form and must be simplified. Thank you so much
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Question 250354: 0.4x+1<1.2x-2
can someone help me solve this? it must be in decimal form and must be simplified. Thank you so much Answer by checkley77(12844) (Show Source):
You can put this solution on YOUR website! 0.4x+1<1.2x-2
.4X-1.2X<-2-1
-.8X<-3
X>-3/-.8 NOTE: WHEN DIVIDING BY A NEGATIVE VALUE THE < SIGN CHANGES TO A > SIGN.
X>3.75 ANS.
PROOF:
LET X=3.8
.4*3.8+1<1.2*3.8-2
1.52+1<4.56-2
2.52<2.56
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