Lisa is 6 years olders then her sister miranda. miranda is 18 years old. which equation could be used to find lisa's age
A. 18 / 6 = c
B. 18 -6 = c
C. C+6=18
D. C-6=18

Sanderson is having trouble with his assignment. his shown work is as follows: − 3 7 7 3 = − 3 7 × 7 3 = − 21 21 = −1 however, his answer does not match the answer that his teacher gives him. complete the description of sanderson's mistake. find the correct answer.