Question

resolva as equaçoes
x+16+15+13+x=17-45

Answer 1

x + x = - 44 - 45 + 17
2 x = 18
x = 18/2
x = 9

Answer 2

x+16+15+13+x=17-45

x+x=17-45-16-15-13

2x = - 72

 x = - 36