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257.1. Identical expressions.

Check the correct answer!

What kind of number must be written in Y place, for the expression 9*Y-65=23-16 to be true?
Grade:
7
Subject
Algebra
Theme
Simple algebric expression transformation
Subtheme
Identical expressions

Solve tasks to find hidden Geo point coordinates

  1. Algebra: Coordinate axis and point coordinate
  2. Algebra: Fraction (division) basic properties
  3. Algebra: Equation properties.
  4. Algebra: Numerical normal form
  5. Geometry: Triangle and elements, angle opposite and adjacent edge, opposite and adjacent angle in triangle. Triangle median, bisector, height, triangle inequality.
  6. Algebra: Subscript concept: base, index, degree
  7. Algebra: Similar elements of polynomials.
  8. Geometry: Circle line, center, radius, diameter, chord, curve.
  9. Algebra: Similar monomials
  10. Algebra: Coordinate plane