Slope of a line and angle between two lines

In the slope-intercept form \(y=mx+c\), the coefficient of \(x\), namely \(m\), is the slope. Here, \(m=-\frac{1}{2}\), so the correct answer is \(-\frac{1}{2}\). The number \(3\) is the y-intercept, not the slope, while \(\frac{1}{2}\) results from overlooking the negative sign. Exam tip: Compare the equation directly with \(y=mx+c\) and identify the coefficient of \(x\).

Rearranging \\(4x-2y=6\\) gives \\(y=2x-3\\). In the slope-intercept form \\(y=mx+c\\), the coefficient of \\(x\\) is the slope, so the slope is \\(2\\). The distractor \\(-2\\) has the wrong sign. Exam tip: rewrite a linear equation in the form \\(y=mx+c\\) before identifying the slope.

Rearranging \(5x-y=10\) into slope-intercept form gives \(y=5x-10\). The coefficient of \(x\) is the slope, so the slope is \(5\). Choosing \(-5\) results from missing the sign change when \(-y\) is moved to the other side. Exam tip: in \(y=mx+c\), \(m\) is the slope.

The equation is in the slope-intercept form \(y=mx+c\), where \(m\) is the slope. Thus, the given line has slope \(-\frac{3}{4}\). Parallel lines have equal slopes, so the correct answer is \(-\frac{3}{4}\). The value \(\frac{4}{3}\) is the negative reciprocal and is associated with a perpendicular line, not a parallel line. Exam tip: parallel lines have equal slopes, while the product of the slopes of perpendicular lines is \(-1\).