15x-(-3-(19-18x))+3x=x+90+2x

Question

15x-(-3-(19-18x))+3x=x+90+2x

Comments

Ммммммм и какой правильный?

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15+3+19-18х+3х=х+90+2х

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ой

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погоди

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15х+3+19-18х+3х=х+90+2х

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15х-18х+3х-х-2х=90-19-3

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-2х=68

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х=68:(-2)

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х=-34

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это все как одно уравнение

Answer 1

15Х-(-3-19+18Х)+3Х=Х+90+2Х
15Х+3+19-18Х+3Х=Х+90+2Х
-3Х=69
Х=-23

Answer 2

15х-(3-(19-18х))+3х=х+90+2
15х-(3-19+18х)+3х=х+90+2
15х+3+19-18х+3х=х+90+2
15х-18х+3х-х=-3-19+2
-3х=69
69:(-3)=-23
х=-23