There’s a TV commercial about a young girl expressing doubts that she’s the biological child of her parents who are both good at math while she is not. The story line paints in broad strokes a general ...

Let’s get real. At some point in your life, you’ll come across a “hear me out” moment, where you’re faced with the ...

The unknown values in an equation could be the individual costs of a smoothie and a banana when the combined cost is known. Simultaneous equations can be useful when running a business. Watch the ...

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.