2x-2= -18
2x= -18+2= -16 Divide with 2
x=-8
-7x+7y=7
-7*(-8)+7y=7
56+7y=7
7y=7-56
7y= -49 Divide with 7
y= -7
One solution x= -8 y= -7
-7x+7y=7 2x-2=-18 how many solutions does this system have ?
2 answers
Point A=(5,-2) was translated to point A'=(-3,6). Describe the translation.
1 answer