Mathematics for IGCSE & O level - Coordinate Geometry (Section 2 - No. 7)
Which of the following points lies on the line y = 2x - 1?
(1, 1)
(2, 2)
(3, 4)
(0, 0)
Vysvětlení
Substitute the x and y coordinates into the equation and check if it's true. For (1, 1), 1 = 2(1) - 1 is true.