-1 x is a interger
write down the possible values of x

Two times a number plus three times another number equals 4. three times the first number plus four times the other number is 7. find the numbers

How do you write something in scientific notation?

Ne height of zak is 1.86 metres. the height of fred is 1.6 metres. write the height of zak as a fraction of the height of fred. give your answer in its simplest form.