What's the difference between A) and C)??
There should be an E) because the correct answer would be in either of these forms:
Answer: Yes, if there is no number in front of a variable(or letter, as you said), it is actually 1.
a = 1a
x^2 = 1x^2
2m + n = 0 means 2m + 1n = 0
Step-by-step explanation:
The answer is the last one bc 2.55 divided by 8 is 0.21
Answer:
2-3 is an expression. Right?
Step-by-step explanation:If so, that was easy.
Answer:
The given equation is true for all x.
Step-by-step explanation: