Write an equation that represents the line.
*Use exact numbers*

What is the simplified form of (3.25x10^3)(7.8x10^6) written in scientific notation?

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

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.