Myawalker1207 Myawalker1207

26-02-2016
Mathematics

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Twice the sum of a number and 3 is the same as 11 increased by the number.

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SmarticalParticals SmarticalParticals

26-02-2016

Twice the sum of a number and 3

2 (x+3)

is the same

=

as 11 increased by the number

11 + x

so...

2 (x+3) = 11 + x

2x+6 = 11+x

2x-x = 11-6
x = 5

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