HeyItsMee HeyItsMee

18-02-2015
Mathematics

Answered

x + y = 1,000

0.06x = 0.04y

Verified Answer :

MASuryan MASuryan

18-02-2015

If:
x + y = 1000
then:
y = 1000 - x

We can plug that into the other equation to solve for a value of x.
0.06x = 0.04y
0.06x = 0.04(1000-x)
0.06x = 40-0.04x
0.1x = 40
x = 400

We can then solve for y:
y = 1000 - 400
y = 600

Therefore, x = 400 and y = 600.

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