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Graph systems of inequalities and check solutions
By Khan Academy
Sal determines the solution set of the following system: y���������������������2x+1 and y<2x-5 and x>1. He does that by graphing the system and analyzing the graph.
Graphing solutions to two-variable linear equations
By Khan Academy
Graphing solutions to 2 variable linear equations
Matching inputs to function outputs
By Khan Academy
Sal finds the input value for which f(t)=13, given that f(t)=-2t+5.
Find the next term of a geometric sequence, given the first few terms
By Khan Academy
Sal introduces������������geometric sequences������������and their main features, the������������initial term������������and the������������common ratio.
Interpreting linear graphs word problems
By Khan Academy
Sal finds the slope of a linear relationship between the number of work hours and the money earned. He then interprets what this slope means in that context.
