Question

2x2-3y2+5x2+6y2-3x2-4y2 add the expression​

Answer 1

Hope this might help you

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Answer 2

Answer:

11 - 1y^2

Step-by-step explanation:

2*2-3y^2 + 5*2+6y^2-3*1-4y^2

=  4-3y^2+10+6y^2-3-4y^2

=(4+10-3) + (6y^2-3y^2-4y^2)

= 11 - 1y^2