Solve the system of equations. 2.5y + 3x = 27 5x - 2.5y = 5 What equation is the result of adding the two equations? What is the solution to the system?

Write an algebraic expression less for 6 less than m

g Determine the critical values for these tests of a population standard deviation. (a) A right-tailed test with 16 degrees of freedom at the alphaequals0.

Gcf of 3y^2,6y^3,10y^4

Draw amd label line EF

Robert is serving 16 drinks to his friends. There are three times as many drinking tea as lemonade and four are drinking water. How many if each type of drink does Robert have

Add 2,034; 571.835; and 0.082

How many more cents per item is 3 items for $10 than 2 items for $5? Express your answer to the nearest whole number.

The population of Canada is approx. 3 * 10^7. The population of Mexico is approx. 1 * 10^8. How many times greater is the population of Mexico compared to the population of Canada?

Guido is a citizen and resident of Belgium. He has a full-time job in Belgium and has lived there with his family for the past 10 years. In 2017, Guido came to the United States for the first time. The sole purpose of his trip was business.

Nora bought a robot originally priced at $80 but on sale for 25% off. After 5% sales tax, what was the total cost?