What is 120% of 3,000? show work. asap

What is the explicit formula for this sequence? -7, -4, -1, 2, a.) an = 8 + (b - 1)3 b.) an = -7 + (n - 1)3 c.) an = 3 + (n -1) (-7) d.) an = -7 + (n - )

What is the slope of the line (-7,2) (4,6)

In a sale there is 25% of all prices a chair costs £45 in sale how much was it before the sale