Which ordered pair is a solution to the system? x – 2y = –2 3x – 2y = 2
a. (–2, –2)
b. (–2, 2)
c. (2, –2)
d. (2, 2)

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.