12 - 23 = -11
-11 + 1,345 = 1,334
1,334/123 = 10.85
The correct answer is x= -9. Hope this helps!!
Answer:
Rational numbers' decimal representations either finish or repeat a pattern. Divide the top by the bottom, the numerator by the denominator to convert fractions to decimals, and if the division doesn't come out evenly, round off after a specific number of decimal places.
Step-by-step explanation:
Answer:

Step-by-step explanation:
If x is inversely porportionaly to y, then for some constant k,

Since y is 4 when x = 18, k is equal to 4*18=72, so the equation is:

Think of it like this
3.99 x 3=11.97
Divide by 4
Should give u 2.99
^^^there is your answer