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Mathematics 11 Online
OpenStudy (anonymous):

10x - 4 + 3x = ?

jimthompson5910 (jim_thompson5910):

10x + 3x = ??

OpenStudy (anonymous):

i am assuming so

jimthompson5910 (jim_thompson5910):

what is 10+3

OpenStudy (anonymous):

13

jimthompson5910 (jim_thompson5910):

so 10x+3x = 13x

jimthompson5910 (jim_thompson5910):

which means 10x - 4 + 3x becomes 13x - 4

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