SOLUTION: Five times the sum of a number and 3 is the same as 3 multiplied by 1 less than twice the number. What is the number?

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Question 99979: Five times the sum of a number and 3 is the same as 3 multiplied by 1 less than twice the number. What is the number?
Found 2 solutions by doukungfoo, stanbon:
Answer by doukungfoo(195) About Me  (Show Source):
You can put this solution on YOUR website!
5%28x%2B3%29=3%282x-1%29
5x%2B15=6x-3%29
5x-6x=-3-15
-1x=-18
x=18
Check answer:
5%28x%2B3%29=3%282x-1%29
5%28%2818%29%2B3%29=3%282%2818%29-1%29
5%2821%29=3%2836-1%29
5%2821%29=3%2835%29
105=105


Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Five times the sum of a number and 3 is the same as 3 multiplied by 1 less than twice the number. What is the number?
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Let the number be "x".
EQUATION:
5(x+3) = 3(2x-1)
5x+15 = 6x-6
x = 21
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Cheers,
Stan H.