Question

calculati numarul natural x pentru care: a) 8-(18-6):6=[8-3*(9-7)]*x

Answer 1

a) 8-(18-6):6=[8-3*(9-7)]*x
     8-12:6=(8-3*2)*x
     8-2=(8-6)*x
     6=2*x
     x=6:2
     x=3
    

Answer 2

a)8-(18-6):6=[8-3•(9-7)]•x= 8-12:6=(8-3•2)•x. 8-2=(8-6)•x. 6=2x. x=6/2. x=3.