Finally, compared to the method I outline below, drawing lines manually takes time and reduces your creative efficiency. How ...

Draw a vertical line, using a ruler, from the given amount up to the line. Draw a horizontal line, using a ruler, from the line across to the \(y\)-axis. Read the value on the \(y\)-axis.

Vertical lines have equations of the form \(x = k\). Horizontal lines have equations of the form \(y = c\). Draw the graph of \(x = 3\). Mark some points on a grid which have an \(x\)-coordinate ...