1)8y+3x+5y=3x+13y
2)4a+2-a-1=3a+1
3)0.4b+1.2b-0.1=1.6b-0.1
4)15x+2y+4x-3y=19x-y
5)
1) 8у+(3х+5у)=8у+3х+5у=3х+13у
2) (4а+2)+(-а-1)=4a+2-a-1=3a+1
3) 0,4b+(1,2b-0,1)=0.4b+1.2b-0.1=1.6b-0.1
4) (15х+2у)+(4х-3у)=5x+2y+4x-3y=19x-y
5) (4р в квадрате q-3pq в квадрате)+(-p в квадрате q + pq в квадрате)=4p2q-3pq2-p2q+pq2=3p2q-2pq2
1)8y+3x+5y=3x+13y
2)4a+2-a-1=3a+1
3)0.4b+1.2b-0.1=1.6b-0.1
4)15x+2y+4x-3y=19x-y
5)
1) 8у+(3х+5у)=8у+3х+5у=3х+13у
2) (4а+2)+(-а-1)=4a+2-a-1=3a+1
3) 0,4b+(1,2b-0,1)=0.4b+1.2b-0.1=1.6b-0.1
4) (15х+2у)+(4х-3у)=5x+2y+4x-3y=19x-y
5) (4р в квадрате q-3pq в квадрате)+(-p в квадрате q + pq в квадрате)=4p2q-3pq2-p2q+pq2=3p2q-2pq2