Rozwiąż; a) 3(x+4)+2(x+b)= b)4(x-1)-5(x-2)= c)-2(a+b)-3(2a+b)= d)5(2x+3y)-2(x-4y)=
a) 3(x+4)+2(x+b)=3x+12+2x+2b=2b+5b+12
b)4(x-1)-5(x-2)=4x-4-5x+10=-x+6
c)-2(a+b)-3(2a+b)=-2a-2b-6a-3b=-8a-5b
d)5(2x+3y)-2(x-4y)=10x+15y-2x+8y=8x+23y
a)3(x+4)+2(x+b)=3x+12+2x+2b=5x+12+2b
c)-2(a+b)-3(2a+b)-=-2a-2b-6a-3b=-8a-5b
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a) 3(x+4)+2(x+b)=3x+12+2x+2b=2b+5b+12
b)4(x-1)-5(x-2)=4x-4-5x+10=-x+6
c)-2(a+b)-3(2a+b)=-2a-2b-6a-3b=-8a-5b
d)5(2x+3y)-2(x-4y)=10x+15y-2x+8y=8x+23y
a)3(x+4)+2(x+b)=3x+12+2x+2b=5x+12+2b
b)4(x-1)-5(x-2)=4x-4-5x+10=-x+6
c)-2(a+b)-3(2a+b)-=-2a-2b-6a-3b=-8a-5b
d)5(2x+3y)-2(x-4y)=10x+15y-2x+8y=8x+23y