Write an algebraic expression to represent the phrase "the difference between tow times b and eleven"

Explanation

b = some unknown number (think of it as a placeholder or a box to put the number inside)

2*b = two times the unknown number b

2*b - 11 = difference of two times b and eleven

side note: 2*b is the same as 2b. The multiplication symbol is often dropped to save space.

10000

step-by-step explanation: divide by 2,

v = 1/3 a^2h

step-by-step explanation:

the volume is 1/3 a^2h.