-(10x-18)+19(4+3x)=9-21(x+7)+4(18-3x)

Question

-(10x-18)+19(4+3x)=9-21(x+7)+4(18-3x)

Answer 1

-(10х-18)+19(4+3х)=9-21(х+7)+4(18-3х)

-10х+18+76+57х=9-21х-147+72-12х

47х+33х=9-147+72-18-76

80х=-160

х=-2