R rachael724 Junior Member Joined Sep 14, 2005 Messages 95 Oct 5, 2005 #1 I am working on this problem: Determine whether (2, - 4) and (4, - 5) are solutions to the equation 19x + 2y2 = 70. I am a bit stuck but I think the answer is Only (4, -5) is a solution am I right?

I am working on this problem: Determine whether (2, - 4) and (4, - 5) are solutions to the equation 19x + 2y2 = 70. I am a bit stuck but I think the answer is Only (4, -5) is a solution am I right?

H happy Full Member Joined Oct 30, 2004 Messages 466 Oct 5, 2005 #2 Determine whether (2, - 4) and (4, - 5) are solutions to the equation 19x + 2y2 = 70. Let's plug them in and see. (2,-4): 38+32=70 yes (4,-5): 76+50=126 nope

Determine whether (2, - 4) and (4, - 5) are solutions to the equation 19x + 2y2 = 70. Let's plug them in and see. (2,-4): 38+32=70 yes (4,-5): 76+50=126 nope