Dawson14
Dawson14
24-02-2017
Mathematics
contestada
PLease help!!!!!!!!!!!!!!!!!!!!!!1
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jaidymae10
jaidymae10
24-02-2017
4(5x-20)= -20
20x-80= -20
+80 +80
____________
20x=60
_______
20
x=3
Answer Link
Setor9
Setor9
24-02-2017
4(5x-20)=-20
20x-80=-20 ======> Add 80 to both sides
20x-80+80=-20+80
20x=60======> Divide both sides by 20
20/20x=60/20
x=3
Answer Link
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