Rainbowcloudycupcake Rainbowcloudycupcake

03-05-2016
Mathematics

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what is the value of 7x-2x+3 when x= 5 ?

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Tangerines332 Tangerines332

03-05-2016

28 because 7 times 5 is 35 and 2 times 5 is ten so you have 35-10 which is 25 plus 3 which is 28

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Jadarosborough Jadarosborough

03-05-2016

7x-2x+3x
Plug in the 5
7(5)-2(5)+3(5)
35-10+15
25+15
the answer is 10

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