The variable k represents a value in the set {-2, -4, -6, -8}. Which value of k makes 4(1.5 - k) - 10 = 56/2 a true statement? A.) -2
B.) -4
C.) -6
D.) -8

Factor the polynomial 4x4 – 20x2 – 3x2 + 15 by grouping. what is the resulting expression? (4x2 + 3)(x2 – 5) (4x2 – 3)(x2 – 5) (4x2 – 5)(x2 + 3) (4x2 + 5)(x2 – 3)

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

If mary had 320 toy cars and she gave her friend 50 cars and then she gave her brother 72 more cars how much toy cars would mary have left ● explain with proper details