49x-57y=172*67x-49y=6262

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" (8) 49x-57y=172;57x-49y=252

49x-57y=172,57x-49y=252

Solve the following simultaneous equations. 49x-57y=172,57x-49y=252 .

Solve the following simultaneous equations. 49x - 57y = 172 , 57 - 49y = 252

Solve the following simultaneous equations : 49x - 57 y = 172 , 57 x - 49 y = 252

Solve for x and y: 7x - 4y = 49 5x - y = 22

Solve the simultaneous equations: 49x + 51y = 499, 51x+ 49y = 501

Factorise : 49 (x-y)^2 - 9 (2x +y)^2

Using formula let's show that. (6x + 7y)^2 - 84xy = 36x^2 + 49y^2

Factorize the following expressions 4(x+y)^2-28(x+y)+49y^2