Question

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помогите? ????????????

Answer 1

$4y+4 frac{1}{10} +2 frac{3}{10} y=4y+4+ frac{1}{10} +2+ frac{3y}{10} = frac{40y}{10} + frac{40}{10} +frac{1}{10}+frac{20}{10}+frac{3y}{10} = \ \ = frac{40y+40+1+20+3y}{10} = frac{43y+61}{10} = frac{43y}{10} + frac{61}{10}=4 frac{3}{10}y +6 frac{1}{10}$