brunokirsens brunokirsens
  • 13-11-2022
  • Mathematics
contestada

If p + q = 11 and 2p + q = 1 it says that 3p + 2q = 12 but I can't understand how they got to the answer. Please can someone explain? Thank you!

Respuesta :

Otras preguntas

what is a credible source? What are some examples of credible sources specific to healthcare?
Need some help Plzz someone help me
I really need help here, will u help me plz??
How Roosevelt addressed the major problems during his first three months in office?
Web sites can give you information about your family's important legal records. Which is the indirect object of the sentence?
Before World War I, France and Russia had a military alliance. This meant that each country promised to support the other in the event of war. In 1914, Germany
Which contains proper punctuation and capitalization? "Excuse me," Norma whispered, "but did she say sorry or curry?" "Excuse me" Norma whispered, "but did she
What is the mood of the poem "heat"
Which of the following is a solution of x2 + 2x + 8? 4 + i times the square root of 7 −1 + i times the square root of 7 1 + i times the square root of 7 −4 + i
How are the choices of Saudi women limited by the country’s customs? Women may not take part in the hejira. Women must only be wives and mothers. Women must spe