nehemiahrangel nehemiahrangel

06-10-2019
Mathematics

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3x+6<15 using algebra tiles

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lizzy8310 lizzy8310

06-10-2019

x = 7

3*x-6-(15)=0
3x - 21 = 3 • (x - 7)
Solve : 3 = 0
Solve : x-7 = 0
Add 7 to both sides of the equation :
x = 7

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