Question

Which expression is equivalent to −30+(−40)+(−70) ?


−30+(−70)+(−40)

−(30−40)+(−70)

30 + 40 + 70

−30−(40−70)

Answer 1

Answer:

-30+(-40)+(-70)=-140

-30+(-70)+(-40)=-140

so,-30+(-40)+(-70)=-30+(-70)+(-40)

-140= -140