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  • The solved tasks turn into coordinates
  • The chance to follow your progress
  • Along with your schoolmates and friends, go on an adventure, searching for hideouts
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1369.1. Concept of equation.

Write the correct answer!

Make an equation, which fits corresponds to the statement: quadruple seven is for two less than b (write a numerical expression, do not simplify the equation!)
Equation and their solution
Concept of equation

Solve tasks to find hidden Geo point coordinates

  1. Algebra: Concept of equation.
  2. Geometry: Equal figures, line segments, lengths, midpoints, distance between two points.
  3. Algebra: Properties of conditional inequalities
  4. Algebra: Point coordinates
  5. Geometry: Inner unilateral and cross angles, alternate interiour angles, parallel straight lines, properties, and parallel signs.
  6. Geometry: Circle line, center, radius, diameter, chord, curve.
  7. Algebra: Mathematical expression. Algebraic expression.
  8. Geometry: Point belongs (or not) to the straight line (beam, line segment), half-plane, crossed straight lines, beam, opposite beams, line segment, properties.
  9. Algebra: Point coordinates
  10. Geometry: Equal triangles, appropriate elementrs, similar properties and signs.