Scolder2000 Scolder2000

23-10-2014
Mathematics

Answered

Which line is a graph of the equation 2x + 5y = –10?
A.line a
B.line b
C.line c
D.line d
Need help plz :\ been stuck on it for a while now

Which line is a graph of the equation 2x 5y 10 Aline a Bline b Cline c Dline dNeed help plz been stuck on it for a while now class=

Answer :

jordancable jordancable

23-10-2014

Line d.
First solve the equation:
2x+5y=-10
(-2x) 5y=-2x-10
(/5) y=-2/5x-2

From this we can see that the line must cross through -2 on the y axis and because x is negative we know that the line must slant downward.

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