Someone please help. I’ve been spamming this for a long time but no ones answering.. please help it’s the only thing I have to do today then I’m done, and this also has a due date so please hurry but take you’re time at the same time. Thank you so much.

correct answer:

b.(19,-2)

7.25

step-by-step explanation:

we know that 7 equals to 7.0. we also know that 1/4=0.25. so we can add the two together and we get 7.25

18.8cm hope i at all

step-by-step explanation:

answer: 8 years

step-by-step explanation:

the explanation is that in 8 years the child will be 20 and in 8 years the father will be 40 and 20 is half of 40.