👉 Learn about solving an inequality and graphing its solution. An inequality is a relation where the expression in the ...

👉 Learn how to solve absolute value inequalities. The absolute value of a number is the positive value of the number. For ...

Simultaneous equations like 𝒚 = 2𝒙 - 1 and 𝒚 = 𝒙 + 1 can be represented graphically. To solve the equations graphically, the two lines 𝒚 = 𝒙 + 1 and 𝒚 = 2𝒙 - 1 are drawn on the same diagram.