What’s the answer to this problem?

What are the relative frequencies to the nearest hundredth of the columns of the two-way table? a b group 1 102 34 group 2 18 14

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

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