Hurry please!Which ordered pair is the best estimate for the solution of the system of equations? y=−1/5x+1
y=x+4

(−2.75,1.25)

(−2.5,1.5)

(−2.25,1.75)

(−2.75,1.75)

Restrictions on f(x) = 1/x+5 and g(x) = x-2

Shape a is congruent to shape , as shown by a reflection across the y-axis and then a translation down units. shape b is congruent to shape , as shown by a reflection across the y-axis and then a translation down units.

If 0° ≤ θ ≤ 90° and cosθ = 11 15 , what is the value of sin (90° - θ)? a) 11 /15 b) 15/ 11 c) 15 /4 d) 4/15