Use the substitution method to solve the system of equations. choose the correct ordered pair. 2x + 3y = 29 x = 4 a. (3, 2) b. (4, 11) c. (4, 7) d. (7, 4)

You buy five cds at a sale for $5.95 each. write an expression for the total cost of the cds. then use the distributive property and mental math to evaluate the expression.

Type the correct answer in each box. spell all the words correctly, and use numerals instead of words for numbers. if necessary, use / for the fraction bar(s).

Calculate the average rate of change over the interval [1, 3] for the following function. f(x)=4(5)^x a. -260 b. 260 c. 240 d. -240