Question

resolva as equações...

Answer 1

a)10x+16=14x+8》10x-14x=8-16》-6x=-8》x=8/6》x=4/3...b)2(x-3)=-3(x-3)》2x-6=-3x-9》2x+3x=-9+6》5x=-3》x=-3/5 c)4(5x-3)-64(3-x)-3(12x-4)=9》20x-12-192-64x-36x-12=9》20x-204-100x-12=9》-80x-216=9》-80x=9+216》-80x=225》x=-225/80.........d)5(x+1)+6(x+2)=9(x+3)》5x+5+6x+12=9x+27》11x+17=9x+27》11x-9x=27-17》2x=10》x=10/2》x=5