SOLUTION: 0.5x=6.5 0.04y=5.2
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Algebra: Decimal numbers, power of 10, rounding
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Question 251221
:
0.5x=6.5
0.04y=5.2
Answer by
checkley77(12569)
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0.5x=6.5
x=6.5/.5
x=13 ans.
Proof:
.5*13=6.5
6.5=6.5
--------------
0.04y=5.2
y=5.2/.04
y=130 ans.
Proof:
.04*130=5.2
5.2=5.2