Question

The solution of the equation ax + b = 0 is (a) a/b (b) -b (c) -b/a (d) b/a

Answer 1

x = -b/a

Explanation:

ax+b = 0

Subtract b from each side

ax+b-b=0-b

ax = -b

Divide each side by a

ax/a = -b/a

x = -b/a