Identify the coefficient:3n+9

The sum of four consecutive even integers equals seven times the greatest of the integers. Find the integers.

Anthony borrows $6.50 from a friend to pay for a sandwich and drink at lunch. Then he borrows $3.75 from his sister to pay a library fine. Choose an equation to express Anthony's total debt that day.

How many significant numbers are in 1,076

Solve for x. 21/2x-3/4 (2x+5) = 3/8

What are the missing angles measures in a circle with 90 degrees and 114 degrees

Write the equation of the line whose slope is 1/3 and y-intercept is - 3. Write the answer in slope-intercept form.

Last week, Rick's Math Website had the following number of visitors: Monday = 250, Tuesday = 501, Wednesday = 260, Thursday = 490 and Friday = 711. About how many visitors came to Rick's Math Web last week?

For each cost function (given in dollars), find (a) the cost, average cost, and marginal cost at a production level of 1000units; (b) the production level that will minimize the averagecost; and c) the minimum average cost.

The sum of three numbers is 6. the third number is the sum of the first and second numbers. the first number is one more than the third number. Find the numbers

What is the final amount if 975 is increased by 1% followed by a further 9% increase? Give your answer rounded to 2 DP.