Answer:
<u><em>Answer is below</em></u>
Step-by-step explanation:
<u><em> Divide both sides by 3.</em></u>

Answer:
Step-by-step explanation:
X+7 < 12
You may want to elaborate on what you mean by "square root problems"
the answer is 4 because 16 and 20 can both be divided by 4.