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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: Polynomial opposite polynomial.
  2. Algebra: Equation roots.
  3. Algebra: Subscript concept: base, index, degree
  4. Algebra: Abscissa axis
  5. Algebra: Direct proportionality function y = kx
  6. Algebra: Quadrant
  7. Geometry: Narrow, wide, straight, extended, opened, full angle. Equal angles, bisector.
  8. Algebra: Mutually opposite monomials
  9. Algebra: Ordinary and decimal fractions
  10. Algebra: Numerical inequalities and their properties.