What is the value of s in the equation 3r=10+5s when r= 10

Which statement is not always true for a parallelogram? (a) opposite sides are congruent. (b) diagonals bisect each other. (c) it has 4 congruent angles. (d) consecutive angles are supplementary.

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract