Question

Resolva as expressoes
-15+(-5+7)-(-8-5)-10

Answer 1

-15+(-5+7)-(-8-5)-10
-15+2(-13)-10
-15+2+13-10
-10

Answer 2

-15+(-5+7)-(-8-5)-10=

-15+2-(-8-5)-10=

-15+2-(-13)-10=

-15+2+13-10=

-25+2+13=

-25-15=

-10