MMathematics 1 ESO – Unit 9 LINEAR EQUATIONS Page 84 Activity 2

Watch the video on “What’s a Variable?” and answer:

  • a)  What is a “variable”?
  • b)  Can letter “c” be a “variable”? Why?

Watch the video on “What’s a coefficient?” and answer:

  • a)  What is a “coefficient”?
  • b)  in the term “6x”, what is the “coefficient”? Why?

Watch the video on “What is a term in Algebra?” and answer:

  • a)  What 3 things can be a “term”?
  • b)  Is “24” a “term”? Why?
  • c)  Is “y” a “term”? Why?
  • d)  Is “24y” a “term”? Why?

Watch the video on “What’s a Term in a Polynomial?” and answer:

  • a)  What is a “term”?
  • b)  How many “terms” are in the “expression” “3x2 + x – 4”? Why?