Seudónimo Seudónimo

02-01-2017
Mathematics

contestada

how do you solve for r. -2r-5=18

Respuesta :

Bree091 Bree091

02-01-2017

the answer is r=-23/2

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babypunk420 babypunk420

02-01-2017

-2r - 5 = 18
+5 +5
-2r = 23
/ divide both sides by -2

r = -11.5

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