Ms. edwards wants to buy pizza for her kids. she buys a salad for $20 and each pizza costs $12. if she spent a total of $80 how many pizzas did she buy

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.