Which expression is equivalent to 16x^15?
a. (2x³)⁵
b. (4x⁶)² · x³
c. 2x⁵ · 8x³
d. 2x⁵ · (2x)³

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

Given a: b and b: c, find a: b: c. write the ratio in simplest form. a: b=6: 10 and b: c=21: 33

Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.