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257.3. Identical expressions.

Check the correct answer!

What kind of number must be written in Y place, for the expression 8*Y-36=77-49 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: Identical expressions.
  2. Algebra: Variable value
  3. Algebra: Proportionality factor k
  4. Geometry: Point, straight line, plane, geometric figure
  5. Algebra: Mutually equal monomials
  6. Algebra: Mathematics expression. Algebraic expression.
  7. Algebra: Similar polynomials.
  8. Geometry: Triangle and its elements, angle opposite and adjacent edge, opposite and adjacent angle in triangle. Triangle median, bisector, height, triangle inequality.
  9. Algebra: Variable value
  10. Algebra: Monomial fraction form