Thuy wrote the system of equations. 24 x + 36 y = 72.
Negative 16 x + 8 y = 80.
If the second equation is multiplied by 3, what should the first equation be multiplied by to eliminate the x variable by addition?

Arandom high school question but a hard one

20 points + brainliest answer + my mom’s chocolate chip cookie ! subtract.

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.