1goooodgirl2 1goooodgirl2

07-11-2019
Mathematics

contestada

1/4x+1/5x=81 what does x=

Respuesta :

jdenison46 jdenison46

07-11-2019

Answer:

x = 180

Step-by-step explanation:

plug it in a calculator like 1/4x + 1/5x = 81 then go down till y o uget 81 81

Answer Link

sunitagoody sunitagoody

07-11-2019

Step-by-step explanation:

here,

1/4x+1/5x=81

or, 1+1/4x+5x=81

or, 2/9x=81

or,2/x=81/9

or,2/x=9

or, x=9*2

so,x=18

Answer Link

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