3,7х + 2,5у +1,6х + 4,8у

To simplify the expression 3.7х + 2.5у + 1.6х + 4.8у, we can combine the like terms.

The terms with 'х' are 3.7х and 1.6х. We can combine them by adding their coefficients:

3.7х + 1.6х = (3.7 + 1.6)х = 5.3х

Similarly, the terms with 'у' are 2.5у and 4.8у. We can combine them by adding their coefficients:

2.5у + 4.8у = (2.5 + 4.8)у = 7.3у

Putting it all together, the expression simplifies to:

5.3х + 7.3у