Where are the inequalities?
Look up this site called calculator soup it gives great answers
Ok so first you take $64.80 and multiply it by 2.5. You get $162. Now take $162 and subtract $20 from it. You are left with $142.
Answer:42x
Step-by-step explanation:
You need k by itself, so the only way to do that is to divide both sides by 5
