4 Which one of these expressions is different from the others? Explain your answer. 2(12x + 15)
6(5 + 4x)
3(10 + 8x)
4(6x + 26)

Which expression is equivalent to 16 in exponential form? a) 4 × 4 b) 8 × 2 c) 23 d) 24

What percent of 18 is 24? and plz explain thx.

What is the ratio for the surface areas of the cones shown below, given that they are similar and that the ratio of their radii and altitudes is 2: 1? submit