So,
To find the GCF, you have to factor all of the numbers.
21 --> 3 * 7
24 --> 2 * 2 * 2 * 3
27 --> 3 * 3 * 3
Next, you find all the factors that they have in common.
They all have at least one 3, so that means that 3 is the greatest common factor of 21, 24, and 27.
Answer:
-0.479
Step-by-step explanation:

<span>343/8 / 3/18 = 1029/4
She can make 1029 dresses with the material available.</span>
Answer:

Step-by-step explanation:
A straight angle is equal to 180° degrees. Since both 9x +4 and 3x -18 is supplementary then I can make this claim below

All we have to do now is to solve for x
