Question

find two decimal fractions whose sum is 0.9 and the difference is 0.2.​

Answer 1

let the decimals be x and y,

Answer 2

Step-by-step explanation:

the answer is (0.35 )

x+y=0.9

x+y=0.2

on adding the 2 equation

2x=1.10

◇x=1.10/2 =0.55

0.55y+y=0.9

y=0.9-0.35

=0.35

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