Answer:
Where is the question . For future questions it's help (:
Step-by-step explanation:
Answer:
simple
Step-by-step explanation:
-12r+8-2r+2
-14r-10
X^2=19x+1
x^2-19x-1=0
-(-19)+(19^2-4(1)(-1))^(1/2))/(2*1)
(19+(361+4)^(1/2))/(2)
=(19+(365^(1/2))/2
=(19-(365^(1/2))/2