Look online and find the answers to the workbook that's what I did and I never failed workbook things
Explique melhor, se eu entender consigo te ajuda :)
Answer:
x=9
Step-by-step explanation:
hope this helps i think it's right 60=9x - 21 you add 21 to both sides and get 81 = 9x then divide 81 by 9 and get x=9
Another expression that is equivalent to 7/2h-3(5h-1/2) is -23/2h+3/2