Question 634862

1. twelve less than a number 1s eighteen. find the number.
2. when twice a number is decreased by five, the result is twenty seven. find the number .

please help :)


Let number be N
Then: N - 12 = 18


N, or number = 18 + 12, or {{{highlight_green(30)}}}


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Let number be N
Then: 2N - 5 = 27


2N = 32


N, or number = {{{32/2}}}, or {{{highlight_green(16)}}}


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