-x+3x=2x
2x=2+6
2x=8
8/2=4
x=4
X= 5 or -8
Add all the like terms and set it equal to 49, use quadratic formula or factoring.
Answer:
axc is 90 degrees. hope that helps
Answer:
Solution given:
letA=(10,-4)
B=(-2,-4)
centre[C](h,k)=
radius=
units
we have
Equation of a circle is;
(x-h)²+(y-k)²=r²
(x-4)²+(y+4)²=36
or.
x²-8x+16+y²+8y+16=36
x²-8x+8y+y²=36-32
x²-8x+8y+y²=4
<u>T</u><u>h</u><u>e</u><u> </u><u>e</u><u>q</u><u>u</u><u>a</u><u>t</u><u>i</u><u>o</u><u>n</u><u> </u><u>i</u><u>s</u><u> </u><u>(x-4)²+(y+4)²=36</u><u> </u><u>o</u><u>r</u><u> </u><u>x²-8x+8y+y²=4</u><u>.</u>