Question

5 * ( х + 4 ) - 43 = 17

Answer 1

5(x+4)=17+43
5x+20=60
5x=60-20
5x=40
x=40:5
х=8

Answer 2

5(х+4)-43=17
5х+20-43=17
5х=17-20+43
5х=40
х=8
5(8+4)-43=17
            17=17