Sarah has aa collection of marbles. she notices that if she borrows 4 marbles from a friend then she can arrange the marbles in rows of 13 each. what is the remainder when she divides her original number of marbles by 13?

If 3x+8=3x+8 is it one solution or no solution

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Aportion of a hiking trail slopes downward at about an 84° angle. to the nearest tenth of a flot, what is the value of x, the distance the hiker traveled along the path, if he has traveled a horizontal distance of 120 feet? a. 143.3 b. 12.5 c. 120.7 d. 130.2