SOLUTION: 3x^2 + 4y^2 - ( 5x^2 - 7y^2 - 1) how do I solve this? I am way lost!

Question 460110: 3x^2 + 4y^2 - ( 5x^2 - 7y^2 - 1)
how do I solve this? I am way lost!
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
3x^2 + 4y^2 - ( 5x^2 - 7y^2 - 1)

3x^2 + 4y^2 - 5x^2 + 7y^2 + 1

(3x^2 - 5x^2) + (4y^2 + 7y^2) + 1

-2x^2 + 11y^2 + 1

So 3x^2 + 4y^2 - ( 5x^2 - 7y^2 - 1) = -2x^2 + 11y^2 + 1
RELATED QUESTIONS
how do i solve -4x-4y=4... (answered by stanbon)

How do I solve... (answered by richwmiller)

How do I solve this problem?... (answered by solver91311)

how do I solve by addition. the second equation of the system has me stumped. How do I... (answered by algebrahouse.com)

5x^2 -7y^2 -3x +7y -14=0 How do I move this to the hyperbola standard... (answered by josgarithmetic)

Please how do I solve this problem: (1) 3x + 7y = 9... (answered by ikleyn)

How do I solve this problem? I am completely lost. Thanks.... (answered by stanbon)

How do I solve this rational expression 9m=^2-4/23 please help I am... (answered by Alan3354,ikleyn)

How do I solve these problems? 1). xy(4x + 7y) - x(squared)(y + 3) 2). 2/3x(12y - 6x) + (answered by stanbon)