Question

а) b+(-7m+2n)=
б) -3p-(-5х+2y)=
в) - (а--4b)+(-8х+3y)=

Answer 1

а) b+(-7m+2n)=b-7m+2n б) -3p-(-5х+2y)=-3p+5x-2y
в) - (а-4b)+(-8х+3y)=-a+4b-8x+3y