:which value for x makes the sentence true?

12x = 6x + 6

a. x = 12
b. x = 1
c. x = 0
d. x = 10

Point r divides in the ratio 1 : 5. if the coordinates of e and f are (4, 8) and (11, 4), respectively, what are the coordinates of r to two decimal places?

Renee hiked for 6 3 /4 miles. after resting, renee hiked back along the same route for 5 1 /4 miles. how many more miles does renee need to hike to return to the place where she started? represent your answer as a simplified mixed number, if necessary.

Pl e a s e h e l p! i can’t find x in #28 for my homework