3,7х + 2,5у +1,6х + 4,8у

To simplify the expression 3.7x + 2.5y + 1.6x + 4.8y, combine like terms by adding the coefficients of x and y.

3.7x + 1.6x = (3.7 + 1.6)x = 5.3x 2.5y + 4.8y = (2.5 + 4.8)y = 7.3y

So, the simplified expression is 5.3x + 7.3y.