Question

por favor me ajude??????​

Answer 1

Resposta:

1.

3+3+x+2+x+2= 104

x+x= 104+10

2x= 114

x= 114/2

x= 57

2.

a)90+70+60+x= 360

x= 360-220

x= 140°

b) x+x+30+40+70=360

2x= 360- 140

2x= 220

x= 220/2= 110.

3.

Item c.

De nada