9x−11y+3+4(3x−7z+2)−8(8−5y)−6z= распишите

Question

9x−11y+3+4(3x−7z+2)−8(8−5y)−6z=
распишите

Answer 1

9x-11y+3+4(3х-7z+2)-8(8-5у)-6z=9x-11y+3+12x-56z+6-64+40y-6z=21x+29y-62z-55