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Mathematics 21 Online
OpenStudy (anonymous):

what is.... two times a number (x) added to the sum of the number and three

OpenStudy (anonymous):

Do you have a number to replace x? Or are you just going by that variable?

OpenStudy (anonymous):

thats going to b the variable

OpenStudy (radar):

what is 2x+(x+3)

OpenStudy (anonymous):

sorry hit wrong letter 2x+(x+3)

OpenStudy (radar):

what is 3x+3

OpenStudy (radar):

what is 3(x+1)

OpenStudy (anonymous):

Two times the number x = 2x The sum of the number and 3 = x + 3 Hence, two times a number (x) added to the sum of the number and three = 2x + (x + 3) = 2x + x + 3 = 3x + 3

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