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246.1. Identical expressions.

Check the correct answer!

Are these expressions a+12(a-1) and 13a+6-18 identical?
Grade:
7
Subject
Algebra
Theme
Simple algebric expression transformation
Subtheme
Identical expressions

Solve tasks to find hidden Geo point coordinates

  1. Algebra: Equation properties.
  2. Algebra: Mutually opposite monomials
  3. Algebra: Numerical module
  4. Algebra: Abscissa axis
  5. Geometry: Point, straight line, plane, geometric figure.
  6. Geometry: Three point mutual arrangement.
  7. Algebra: Concept of direct proportionality
  8. Algebra: Proportionality factor k
  9. Algebra: Numerical inequalities and their properties.
  10. Algebra: Variable value.