Factor completely 8x^2 - 4x – 84.
4(2x - 3)(x + 7)
4(2x + 3)(x – 7)
4x – 3)(2x + 7)
4(x + 3)(2x – 7)

You buy 4 items that cost 2.69 14.45 8.05 13.95 what is the estimated total round to the nearest dollar

Solve the formula ax+ by = c for x.

Aresearcher believes increased perceived control influence the well-being of residents at a nursing home. to test this , she allowed one group of residents to have control over their daily lies, (where to eat etc) . the other group of 5 residents had these deceisions made by staff. the resident's feelings of well-being were measured on a 10 point scale at the end of a one month trial period. is there a difference on well-being?