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138.2. Variable value

Write the correct answer!

Identify the value of variable!
x-4 = 2x -12
Grade:
7
Subject
Algebra
Theme
Simple algebric expression transformation
Subtheme
Variable value

Solve tasks to find hidden Geo point coordinates

  1. Geometry: Concept definition, concept sign.
  2. Geometry: Triangle and elements, angle opposite and adjacent edge, opposite and adjacent angle in triangle. Triangle median, bisector, height, triangles ineqaulity.
  3. Algebra: Functions expression with formula, table, diagram
  4. Algebra: Similar monomials
  5. Algebra: Mutually equal monomials
  6. Algebra: Linear inequalities ax + b > 0, where a, b ∈ Q
  7. Algebra: Monomial fraction form
  8. Algebra: Trinomial.
  9. Algebra: Variable value
  10. Algebra: Conditioned inequality properties.