Which two expressions are equivalent? (89) X + 8.6 = x 6:X + 3 9(6 + x) 9.6 + 9.X 8.x = 6 (X + 8). 9 6.(x + 3)​

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 - )

Tom drove 206 miles in 3.9 hours. estimate his average speed.

Problem number 26 of the rhind papyrus says: find a quantity such that when it is added to of itself the result is a 15. the modern day equation that models this problem is x + x = 15. what is the solution to the equation? x = 10 x = 12 x = 15 x = 30