Question

Which of the following equation is parallel to y = 1/3x - 1/7

c. 3.5x + 42y = 6
d. -1/3x + 7y = 3.5
a. -3x + 7y = 6
b. 7x + 3 = 21y

Answer 1

Explanation:

its a that is the right anser but im not go ing to explan