"16", "square root of x" and "2x" are the ones among the following choices given in the question that are monomials. The correct options among all the options that are given in the question are option "a", "d" and "e". I hope that this is the answer that you were looking for and the answer has come to your desired help.
Answer:
B) 2x+3=4
Step-by-step explanation:
6x+9=12
6x=12-9
6x=3
x=3/6
x=1/2
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Because 2x+3=4, 2x=4-3, 2x=1, x=1/2.
