What is 2x squared plus 5x - 9

30men can finish 1/7of a work in 2days. 18men will do othe remaining work in?

The tables represent two linear functions in a system. A 2 column table with 5 rows. The first column, x, has the entries, negative 6, negative 3, 0, 3. The second column, y, has the entries, negative 22, negative 10, 2, 14.

Find the roots of the equation: y=4 (X+4) ^2 - 12

Solve for z. 5z - 3z = 18

An aircraft seam requires 24 rivets. The seam will have to be reworked if any of these rivets are defective. Suppose rivets are defective independently of one another, each with the same probability. (Round your answers to four decimal places.) a.

Solve the linear inequality: - (8x-9) / 3+6≥9

What is 19 of 40 in a fraction

The answer to a division problem is less than a divisor

3 8ths as a percent

I think of a number and multiply it by 4. I then add 8 and I'm left with an answer of 30. What number did I think of? Form and solve an equation to find the number.