mayahenrytingz mayahenrytingz

02-04-2020
Mathematics

contestada

How do I find x? 3(x+2+3) = x+1(x-1+x+1)

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christarkaa christarkaa

03-04-2020

Answer:2x^2 - x -15=0

Step-by-step explanation:

3(x+2+3) = x+1(x-1+x+1)

Collect like terms

3(x+2+3) = x+1 (x+x-1+1)

3(x+5) = x+1 (2x)

3x + 15 = 2x^2 + 2x

2x^2 + 2x -3x -15

2x^2 - x - 15= 0

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