Question

Thank you! Help!
Have a nice day!

Answer 1

C.

Explanation:

Keep change flip- keep the -7 the same, change the - to +, and change the -2.5 to it's opposite.

-7+2.5

Answer 2

its C i believe

Explanation:

when there's two subtraction signs next to each other, think of it like they combine and form a plus