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notsponge [240]
3 years ago
7

A number plus twice the number is equal to three times the number

Mathematics
2 answers:
Helga [31]3 years ago
5 0
Let the unknown value be x
A number > x
Plus> x+?
twice>x+2
the number>x+2x
is equal to>x+2x=
three times the number> x+2x=3x
3x+3x



Lina20 [59]3 years ago
3 0
a+2a=3a
3a=3a
The answer is infinetly many solutions.
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