Nadine bought the ingredients for 24 cupcakes for $5.60. she sold each cupcake for $1.30. she saved 25% of the profits and used the rest to buy a new sketchbook. how much did nadine's new sketchbook cost? a. $6.40 b. $7.80 c. $19.20 d. $23.40

Which equation and solution can be used to solve this problem? thirteen less than a number is sixteen. 13-n=16: add 13 to both sides. the answer is 29. n+13=16: subtract 13 from both sides. the answer is 3. n+16=13 subtract 13 from both sides. the answer is 3. n-13=16: add 13 to both sides. the answer is 29.

Module 10 coordinate proof using slope and distance answers is quadrilateral abcd a parallelogram? explain how you know.

Can (3,5 and square root 34) be sides on a right triangle?