John has four less dimes than nickels in his pocket for a total of $1.05. Which equation could be used to determine the number of nickels, x, in his pocket? 1 0 05(x-4) + 0.10(x) = $105 2 0.10(x - 4) + 0.05(x) = $1.05 3 0.05(4x) + 0.10(x) = $1.05 4 0 10(4x) + 0.05(x) = $1.05 Submit Answer

Which of the following is a proper fraction? a. 9⁄8 b. 5⁄6 c. 7⁄3 d. 4⁄2

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

1c) the number 131 is a term in the sequence defined by the explicit rule f(n)=5n-4. which term in the sequence is 131? 2a) write the first four terms of the function f(n)=n^2-1 2b) what is the 10th term of the sequence defined by the explicit rule f(n)=n^2-1 2c) the number 224 is a term in the sequence defined by the explicit rule f(n)=n^2-1. which term in the sequence is 224?