Please help
A: (x – 4)2^+ (y + 2)2^= 4
B: (x – 4)2^+ (y + 2)2^= 16
C: (x + 4)2^+ (y – 2)2^= 4
D: (x + 4)2^+ (y – 2)2^= 16

The measures of two supplementary angles are (2x + 10)° and (8x + 10)°. what is the measure of the larger angle? a. 16° b. 44° c. 14° d. 138°

How do newtons third law of motion demonstrates on a rollar coster

Five times a number decreased by nine is equal to twice the number increased by 23. which equation could be used to solve the problem? 5x – 9 = x + 23 5x – 9 = 2x + 23 5x – 9 + 2x = 23 5x + 23 = 2x + 23