1. -3x and -6x
2. 21 and -13
3. 21 and -13
4. -10b and 6b, 15 and -5
5. -20 and 30, 4c and -2c
Answer:

Step-by-step explanation:
we know that
Karl makes 7 1/2 batches of cookies using 1 1/2 dozen eggs
so using proportion
Find out how many batches of cookies could he make with a dozen eggs
step 1
Convert mixed numbers to an improper fraction


step 2
Applying proportion
Let
x ----> the amount of batches of cookies

Answer:
7 years old
Step-by-step explanation:
1. F = 8G+4
2. F+G> 67
(8G+4) +G>67
9G>67-4
G>63/9
G>7
Then the answer for how much youngest age of Freddy's grandson age would be 7 years.
What is the sum of the given values to the correct level of precision? 7.45 ft + 10.629 ft +0.3 ft
Answer: The sum of the given values is:

Therefore, the sum of the given values is 18.4 ft
1/32 its pretty simple come on man