If m angle a = (4x + 2) degrees , what is the measure of the complement of angle a ?

Find the value of x that will make l ll m

Paul’s car is 18 feet long. he is making a model of his car that is 1/6 the actual size. what is the length of the model?

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.