D because ugh I don’t feel like explaining
Answer:
x = 11
Step-by-step explanation:
For the first digit, you have two possible choices: 1 or 2. For *each* of those choices, you can choose 1 or 2 for the second digit in the number, and for each of *those*, you can choose 1 or 2 for the third digit of the number.
That’s 2 * 2 * 2 or 8 possible 3-digit numbers you can make with the digits 1 and 2.
Answer:
they are rational numbers
Step-by-step explanation:
Any fraction with integers in numerator and denominator is a rational number.
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5, 6, 7, 11 are integers, so the fractions 5/11 and 7/6 are rational numbers.
Answer:
X=9
Step-by-step explanation:
3x-15=12
Add 15 to both sides which makes it
3x=27
Divide by 3, which gives you 9