Question 460088
Q2: Let the number be x
    then
    x*5-8
    5x-8
Q3: 2L+2W=P
    2(L+W)=P
    L+W=2P
      L=2P-W
Q4: problem not written properly
Q5: Let the Original price be x
Then
x-60/100 of x=34
x-60/100x=34
{{{(100x-60x)/100}}}=34
{{{40x/100}}}=34
40x=34*100
40x=3400
x=3400/40
x=85
Original Price =$85
Q8:Question is not correct
Hope this helps!