Which number line represents the solutions to 1-2x1 = 4? ++
-10 -8 -6 -4 -2 0 2 4
6
8 10
+
-10 -8 -6 -4 -20
2
2
4
6
8 10
++ +
+
-10 -8 -6 -4 -2 0 2
++
6 8 10
4
-10-8-6-4-20
2
+
4.
2
4
6
6
8
10

Can you me find the missing length. i attached an image.

Which of the following is missing in the explicit formula for the compound interest geometric sequence below?

Frank has a devised a formula for his catering business that calculates the number of meatballs he needs to prepare. the formula is m=4a+2c, where c=number of children; m=number of meatballs; a=number of adults. how many meatballs are required for a party of 10 adults and 5 children?