3.x+7y=10;3x-2y=7

Solve the following simultaneous equations. x+7y=10,3x-2y=7 .

Simultaneous equations x + 7y = 10, 3x - 2y = 7

Solve the following simultaneous equations. x + 7y = 10, 3x - 2y = 7

Solve the following system of equations by matrix method : 5x+7y+2=0 4x+6y+3=0 5x+2y=3 3x+2y=5 3x+4y-5=0 x-y+3=0 3x+y=19 3x-y=23 3x+7y=4 x+2y=-1 3x+y=7 5x+3y=12

If 3x-7y=10 and xy=-1, find the value of 9x^(2)+49y^(2)

If 3x+5y=15 and x-2y=10 , what is the value of 2x+7y ?

If 3x-7y=10\ and x y=-1, find the value of 9x^2+49 y^2

Express y in terms of x in the expression 3x – 7y = 10

If f(2x+3y ,2x-7y)=20 x ,t h e nf(x , y)e q u a l sdot 7x-3y 7x+3y 3x-7y (d) x-k y

Solve: 2x-7y=7 , 3x+y=22