9, 5, 18, 21? 30, 36, 36, 42, 49 what is the missing number?

What is the exact value of the expression √486-√24+√6? Simplify if possible.

Solve 7w = 56, where w is a real number. Round your answer to the nearest hundredth. If there is more than one solution, separate them with commas. If there is no solution, click on "No solution".

Edwin says that when (x + 2) 2 = 49, that x + 2 = 7.

Writeca number sentence that shows an estimate each answer ... 69 + 25

Which solid figure has 4 faces that are triangles and 1 face that is a rectangle?

Suppose that you are running a concession stand when a person gives you $18 and asks for six soft drinks and as many hot dogs as the remaining money will buy. If soft drinks are $1.00 and hot dogs are $1.

Solve. Write the solution set in interval notation. x + 7 ≥ 4x - 2

The histogram below shows information about the hours students spent exercising in a week: A histogram is titled Weekly Exercise, the horizontal axis is labeled Hours of Exercise, and the vertical axis is labeled Students.

What is the rule for 24, 48, 72,

Eight more then the number Let n represent an unknown number