nadiab2020 nadiab2020

15-09-2016
Mathematics

contestada

What value of a makes the equation true?

1.7a+0.3a=4/5
btw 4/5 is a fraction

Respuesta :

crisforp crisforp

15-09-2016

1.7a + 0.3a = 0.8;
(1.7 + 0.3)a = 0.8;
2 x a = 0.8;
a = 0.8 ÷2;
a = 0.4;

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