Solving Systems of Linear Equations Using the Substitution Method
In a series of practice problems, learners use the substitution method to solve systems of linear equations, also called "simultaneous linear equations."
THE MIS-EDUCATION OF THE NEGRO (Chapter 17) by Dr. Carter G. Woodson
To say that the Negro cannot develop ... in the business world to managers with present-day capitalists is to deny actual facts, refute history, and discredit the Negro as a ... competitor in the economic battle of life. No man knows what he can do until he tries. The Negro race has never tried to do very much for itself. The race has great possibilities. Properly awakened, the Negro can do the so-called impossible in the business world and thus help to govern rather than merely be governed.
במשחק זה תזהו פעולות לוגיות על ידי הגדרת האמת שלהם.זהו משחק איקס עיגול. כל משתתף מקבל שאלה בזיהוי שערים לוגיים.המשתתף יכול לסמן בלוח רק אם ענה נכון.אם טעה, הזכות לסמן עוברת ליריב..ניתן לשחק, שחקן יחיד מול המחשב או שני שחקנים