Answer:
one atom of that element
Step-by-step explanation:
For example, F1 means one atom of the element Fluorine
Answer:
6x
Step-by-step explanation:
Since 2 sides are equal to 3x-3, multiply 3x-3 by 2.
=6x-6
Subtract 18x+6 - 6x-6
= 12x
Since 2 there are 2 sides missing, 12x divided by 2
=6x
Answer:
2
Step-by-step explanation:
Let x represent the number.
4x^2 = 8x . . . . . 4 times the square of a number is 8 times that number
4x^2 -8x = 0 . . . . subtract 8x
4x(x -2) = 0 . . . . . factor
x = 0 or x = 2 . . . . the product is zero when the factors are zero
The positive number is 2.
D because a has to be younger than 18 and it has to be positive because we are never a negative age. do you understand when i mean?
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