[ベスト] x/2-y/9=6 x/7 y/3=5 by elimination method 237627 josspixlnvb

Solve by Addition/Elimination xy=3 , xy=7 x y = 3 x y = 3 , x y = 7 x − y = 7 Multiply each equation by the value that makes the coefficient...

[新しいコレクション] 5/x-1 1/y-2=2 6/x-1-3/y-2=1 by substitution method 322152 josspixlnvb

Click here👆to get an answer to your question ️ Solve the following equations by substitution method x = 2y 1;The substitution method is an ...