Questions in Grade High-school

Questions in Grade High-school

[Done] Use elimination to solve each system of equations: 1. [tex]X + 4y = 11[/tex] 2. [tex]X - 6y = 11[/tex]

[Done] All of the following were costs to the South after the Civil War ended EXCEPT: A. Loss of slaves B. Currency became worthless C. Freedmen's Bureau created D. 80% of cotton production wiped out

[Done] Which of these choices is the general study of where people, places, and things are located and how they relate to each other? A. Geography B. Meteorology C. Cartography D. Climatology

[Done] Two times a number plus three times another number equals 13. The sum of the two numbers is 7. What are the numbers?

[Done] The tree is 12 feet tall, and its shadow is 6 yards long. Write this as a rate of tree height to shadow height.

[Done] 15 yards to 18 yards

[Done] Simplify the expression: \[ z^2 - z(z + 3) + 3z \]

[Done] Use the method of elimination to solve the system of equations: 1. \(3x - 6y = 3\) 2. \(2x + 4y = 30\) (Note: Begin by multiplying the equations as necessary to facilitate the elimination of one of the variables.)

[Done] If you choose to write an immigration guide, be sure to include the following information: - For which home country are you writing the guide? - What immigration laws may apply to immigrants using your guide? - What can immigrants expect their journey to be like? - What can immigrants expect immediately upon arrival? - What types of jobs are available for people from that home country? - Where are immigrants from the home country likely to settle? Why? - What will life be like once the immigrants are settled in the United States?

[Done] A quadratic equation of the form \(0 = ax^2 + bx + c\) has a discriminant value of \(-16\). How many real number solutions does the equation have?