I found the answer key t your worksheet. If you need an explanatin ask in comments and I will get back ASAP.
It has exactly one solution.
If you graph both of these equations on desmos, you will see that they only cross once. Therefore you only have one solution
It’s the last one. (I’m pretty sure, sorry if I’m wrong)
Step-by-step explanation:
They are asking, like units are in the sum
