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Felipe Burgess
Mathematics
27 January, 13:35
How do I solve
-4 (7a+5) = -160
+1
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Alex Parker
27 January, 13:58
0
you distribute - 4 into 7a+5 making it - 28a-20=-160 add 20 on both sides - 160+20=-140 then divide - 28 to - 140 making a=5
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Jayden Rose
27 January, 14:00
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-4 (7a+5) = -160
-28a-20=-160 multiply through by - 4
-28a=-160+20 add 20 to both sides
-28a=-140
a=-140/-28 divide both sides by - 28
a = 5
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