What is the solution to the linear system below? SOLVE WITH SUBSTITUTION. y= 1/2x - 4
-2 + 4y = -16

What are the domain and range of the function f(x)=2^x+1

What is the 9th term in the geometric sequence described by this explicit formula? an=-6. (2)(n-1) apex

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows.statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.