7 k+3 y + 8 k + y Помогите упростить.5 k-4 y 5 k- 4y. Created by vladislav0712. algebra-ru

7 k+3 y + 8 k + y Помогите упростить.5 k-4 y 5 k- 4y...

vladislav0712 @vladislav0712

July 2022 1 7 Report

7 k+3 y + 8 k + y Помогите упростить.
5 k-4 y 5 k- 4y

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dtnth

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$\frac{7k+3y}{5k-4y}+\frac{8k+y}{5k-4y}=\\\\\frac{(7k+3y)+(8k+y)}{5k-4y}=\\\\\frac{7k+3y+8k+y}{5k-4y}=\frac{(7+8)k+(3+1)y}{5k-4y}=\frac{15k+4y}{5k-4y}$

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