Question

The point (−6, a ) is on the line 3x − 5 y = 56 . Find a.

Answer 1

(−6, a )

3x − 5 y = 56

3(-6) -- 5(a) = 56

--16 -- 5a = 56

--16 + 16 -- 5a = 56 + 16

--5a = 72

-5a / -5 = 72/-5

a = -14.4

Explanation: