5(x-3)+2x=41 please help me

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asked Jul 24, 2016 206k views

4 votes

5(x-3)+2x=41
please help me

Mathematics
middle-school

Alex Kolarski asked

by Alex Kolarski

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2 Answers

4 votes

5(x-3)+2x=41
Multiply the x and -3 by 5 to get 5x and -15
5x-15+2x=41
then combine like terms 5x+2x to get 7x
7x-15=41
then add 15 to both sides to get he x alone
7x=56
then divide by 56 by 7 to get 1x
x=8

Massimo answered Jul 25, 2016

by Massimo

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7 votes

Use a(b-c) = ab - ac

5(x-3) + 2x = 41
5x - 15 + 2x = 41
7x - 15 = 41
7x = 56

x = 8

Nate Koppenhaver answered Jul 30, 2016

by Nate Koppenhaver

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