Question

(-7) + (-3) = -7 –3 = (-12 ) + (+15) = (-7 ) + (+3 ) = -43 –(-7) + (-6 + 9) –(+14 + 7) –(-6 + 2) = -(14 + 6 - 7) – 25 + 42 +(-7 –5) =

Answer 1

Respuesta:

Explicación paso a paso:

(-7) + (-3) = - 7-3= - 10

-7-3= - 10

(-12)+(+15)= - 12+15= 3

(-7)+(+3)= - 7+3= - 4

-43 –(-7) + (-6 + 9) –(+14 + 7) –(-6 + 2)=

-43+7+3-21+4= - 64+14= - 50

-(14 + 6 - 7) – 25 + 42 +(-7 –5) =

-13-25+42-12= - 50+42= - 8