Question

Min ajuda ai galera x+60+x+30:180

Answer 1

x +60 +x+30 =180
2x+ 90=180
2x= 180-90
2x=90
x=45

Answer 2

x+60+x+30=180

90+2x=180

2x=180-90

2x=90

x=90/2

(x=45)


espero ter ajudado boa tarde e bons estudos :)