25. 12x+3y=7; 6x-5y=11 fund solution by three methods substitution elevation cross multiplication 23-5y=20;7x+2y=17

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6x +5y= 8

2x +3y=5

solve this linear equation by 20 three methods substitution ,elimination and cross multiplication

Solve this early please!

2 x + 5 y = 1; 2 x + 3 y - 3 = 0

2 x - 3 y - 3 = 7; 4 x - 5 y - 5 = 10

2 x + 3 y = - 4; x - 5 y = 11

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25. 1*2x+3y=7; 6x-5y=11 fund solution by three methods substitution elevation cross multiplication 2*3-5y=20;7x+2y=17