Which expression is equivalent to 2x + 3y - x - (8 + 1)? A.2 + 3y - 9

B.5+2 - 7

C.3 (x + y) - 9

D.6(x + y) – 7

Hassan bought a package of tofu. the temperature of the tofu was 14° celsius when hassan put the package into the freezer. he left the tofu in the freezer until it reached –19° celsius. which expressions explain how to find the change in temperature, in degrees celsius, of the package of tofu? select three that apply.