40 is 50% of what number

Is each ordered pair a solution of the given system? write yes or no. 1. y=6x+12 2x-y=4 (-4, - 12)

What is the average speed in kilometers per hour of a horse that gallops a distance of 15 km in a time of 30 min?

How do you find an equivalent

If Tangent theta = negative three-eighths, which expression is equivalent to cotangent theta? StartFraction 1 Over negative three-eighths EndFraction Negative three-eighths + 1 StartRoot 1 + StartFraction (Negative eight-thirds) squared EndRoot

How many names are for square

A sample of 49 observations is taken from a normal population that has a standard deviation of 10. the sample mean is 55. determine the 99% confidence interval for the population mean. (round your answers to 2 decimal places.)

You and your friend are sharing 3/8 of candy. How much of the bag will each of you get if you share evenly?

The sequence follows a minus 3 pattern: 12, 9, 6, 3, ... (Write a formula for the nth term of the sequence, be sure to specify what value of n your formula starts with.)

Contessa is solving an absolute value inequality. She writes the compound inequality - 7<8-3q<7 as her first step. Which inequality is Contessa solving?

Use the distributive property to find two expressions that are equivalent to 7 (3x-4)