Answer:
x=1
Step-by-step explanation:
77+9x=18x+68
Subtract 9x from each side
77+9x-9x=18x-9x+68
77 = 9x+68
Subtract 68 from each side
77-68 = 9x
9 = 9x
Divide by 9
9/9 =9x/9
1 =x
