Write x2 + 12x + 6 = 0 in vertex form using the completing-the-square method. (2 points) a
(x - 12)2 - 30 = 0

b
(x - 6)2 + 36 = 0

c
(x + 6)2 - 30 = 0

d
(x + 12)2 + 36 = 0

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

Compare the subtraction problems 6/8 - 5/8 = 1/8 and 6/9 - 7/9 = 1/9 why is the answer to the first problem positive and the answer to the second problem negative

Solve the formula ax+ by = c for x.