Mathematics, 04.02.2020 07:56 cathydaves

If two times a certain number is added to 11, the result is 20.
which of the following equations could be used to solve the problem?

2x = 20
2(x + 11) = 20
2x = 11 + 20
2x + 11 = 20

Answers: 2

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If two times a certain number is added to 11, the result is 20.
which of the following equatio...