Heather age is 7 years less than four times billys age the sum of their ages is 33 how old are Heather and Billy

heather=26.4yrs

billy= 6.6yrs

Step-by-step explanation:

heather = 4x - 7

bill = x

sum = 33yrs

x + 4x - 7 = 33yrs

5x - 7 = 33

5            5

x - 7  (this seven is only applicable to heather as we took the whole 7 and subtracted it from heather sice it was hers initially, billy will just be 6.6)

= 6.6

heather = 4x - 7

              = 6.6 x 4 - 7

              =26.4yrs

billy= 6.6yrs

how long did the flood last

step-by-step explanation:

then i will answer