Norma spent $13.25 on school supplies. she bought 3 binders that cost $3.75 each and some paper. which equation could be used to figure out the cost of the paper? a. 13.25 = 3.75 + n b. 13.25 = 3.75 – n c. 13.25 = 3 × 3.75 + n d. 13.25 = 3 × (3.75 + n) i suck at math ; -;

Find the value of the cosine for angle a

Solve this problem! extra ! 3025/5.5 = a/90.75

Lizette is training for a marathon. at 7: 00 she left her house and ran until 8: 30, then she walked until 11: 30. she covered a total distance of 18 miles. her running speed was six miles per hour faster than her walking speed. find her running and walking speeds in miles per hour.