Could you show me how to do
5z/7 - 5z/8 = 1
The answer is 56/7
But how did they get it ?
3 answers
sorry the correct answer is 56/5
40z/56 - 35z/56 = 1
5 z/56 = 1
z = 56/5
5 z/56 = 1
z = 56/5
Thank you :)