HELPPP ASAP FIRST CORRECT ANSWER RECEIVES BRAINLIEST If the diameter of the circle below is 18 units and point o is the center of the circle, what is the length of side x?

O A square root of 18 units
OB square root of 36 units
o C. square root of 162 units
OD square root of 648 units

Type the correct answer in the box. consider the system of linear equations below. rewrite one of the two equations above in the form ax + by = c, where a, b, and c are constants, so that the sum of the new equation and the unchanged equation from the original system results in an equation in one variable.