Which ratio in the form A:B is equivalent to the ratios in the table? A 2 3 4 5 B 12 18 24 30

Complete the statements about the system of linear equation respresented by the tables the equation respented the left table is

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

Explain why the factor 1.5 is broke. into two numbers in the model.