PLEASE Help ASAP 4. j(x) = -3/4x – 5

Evaluate the function j (6)
Evaluate the function, solving for x if j(x) = 21

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

Def rotates 90 clockwise about point a to create d’ e’ f’. therefore, which equation must be true ?

If f(x)=3 over x+2 - square root x-3 then f(7)=