What is the solution to the equation -3f + 7 = 19?

Create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12

When steve woke up. his temperature was 102 degrees f. two hours later it was 3 degrees lower. what was his temperature then?