Which variable can you replace with a number 10a + 6c = $ 80 ❗️❗️❗️❗️❗️❗️❗️❗️❗️❗️❗️

3 answers

either or both
Umm can u please say something more specific
How to solve a inequality of -3x+3<6 Please help me!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!