maureenthompsop3eoxr maureenthompsop3eoxr

26-02-2018
Mathematics

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if 2x+5= 12 for some value of x, then what does 6x+20 equal???

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cocoapop cocoapop

26-02-2018

1. Solve for x in 2x + 5 = 12
2x + 5 = 12 Subtract 5 from both sides.
2x = 7 Divide 2 from both sides.
x = 3.5

2. Substitute 3.5 in for x in 6x + 20
6(3.5) + 20
21 + 20
41

Your answer is 41.

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mandapanda626 mandapanda626

26-02-2018

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