what is the answer to; Eight teen less than three times a number is twice the number?

i dont know how!!!sad

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4 Answers

=what is the answer to; Eight teen less than three times a number is twice the number?

3x-18=2x

3x-2x=18

x=18

check

3(18)-18=2(18)

36=36

by Level 6 User (19.3k points)
the sum of twice the first number and three times the sencond number is 84. if the second number is substracted from three times the first number the result is sixteen. find the numbers.
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easy peasy lemon squeasy
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Twice the number of marbles in bag A is less than the number of marbles in bag B. The sum of the number of marbles in bags A and C is less than the number of marbles in bag B. There are more marbles in bag D than in bag B. There are 6 marbles in bab C and 9 marbles in bag D. How many marbles does bag B contain?
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