Solve.
4(a+2) = 8 +4a
a. all real number
b. no solution
c. -2
d. -1

Which expression is equivalent to 3^3 + 2^2?

What is the circumference of the pie

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.