Mark's dad is three times older than Mark. Mark's sister is 2 years younger than Mark. The sum of their ages is 48. How old are Mark, his sister, and his dad?

answer: 140

step-by-step explanation:

so just add all then it will be your answer but i am not pretty sur eif it is but hope this i am here to people

step-by-step explanation:

consider an orange peel: if you want to try and lay it flat, you have to stretch it, we know exactly how things are being stretched or squashed at any given point. we have many different map projections because each has different patterns of some projections can even preserve certain features of the earth without

the value of x is 28.2