What is the explicit formula for the following sequence: -4, -1, 2,

a) a(n) = -4 + (n - 1)(2)
b)a(n) = -4 + (n - 1)(3)
c) a(n) = 3 + (n - )
d)a(n) = 3(n - 1) + 5

What is the value of x in the following equation? -3x-2=2x+8

Drag each expression to the correct location on the solution. not all expressions will be used. consider the polynomial 8x + 2x2 - 20x - 5. factor by grouping to write the polynomial in factored form.

Iwill give brainliest. suppose tommy walks from his home at (0, 0) to the mall at (0, 5), and then walks to a movie theater at (6, 5). after leaving the theater tommy walks to the store at (6, 0) before returning home. if each grid square represents one block, how many blocks does he walk?