Answer: Ronnie weight is 47.5 kg
Heather weight is 50 kg
Explanation:
Ronnie weight = x kg
Heather weight = x+2.5 kg
Equation = x + x + 2.5 kg = 97.5 kg
= 2x + 2.5 kg = 97.5 kg
= 2x = 97.5 - 2.5 kg
= 2x = 95 kg
= x = 95/2
= x = 47.5
So, Ronnie’s weight is 47.5 kg and Heather’s weight is 50 kg