Solve using substitution method. 3*-4y=18 and 2x + y = 1

The sum of 5 and w is greater than - 17th

What is the gcf of 50 and 44

there are 30 fish in a tank. the fish are either orange or red. there are 12 more orange fish than the number of red fish, how many fish are orange? how many fish are red?

What is another way of getting the same answer as this one (3*3) * 7

Original price 32 markup:125% retail price

Function f (x) = ax^{3} + bx - 1, where a and b are constants. In addition, f (2) = 3. Find the value of f (-2).

How do you know that 35x5=5x35 without finding products?

A sample of 49 observations is taken from a normal population. the sample mean is 55, and the sample standard deviation is 10. determine the 99 percent confidence interval for the population mean.

How many meter of cloth is needed if Aling Luding to make 25 pillowcase if each pillowcase needs 95 cm long cloth?

A planet's radius is approximately 1,534 mi. About two-thirds of the planet's surface is covered by water. Enter an estimate for the land area on the planet. Round the answer to the nearest million.