Question

Helpmepleaseandthankyou

Answer 1

a) 7/-9 and - 7/9 (the second and fourth one)

b) -4/-3 (the first one)

Explanation:

Answer 2

Read below

Explanation:

a)
`(-7)/(9) = -(7)/(9) = (7)/(-9)`

b)
`(4)/(3) =(-4)/(-3)` (The reason both numerator and denominator can both be negative is because the negative cancel each other out and still simplify to
`(4)/(3)`)