tla2005 tla2005

16-05-2017
Mathematics

contestada

Which expression is equivalent to 18x + 45?
A-9(5x+2)
B-9(2x+5)
C-3(2x+15
D-3(6x-5)
Which one?

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thatonegibb thatonegibb

16-05-2017

B is the answer because 9 times 2x is 18x and 9 times 5 is 45.

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hellotoyouhello hellotoyouhello

16-05-2017

B 9(2X+5)
9*2X=18X
9*5=45
18X+45=18X+45

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