Variation of a Function: Calculate the rate of change from an equation

For the following straight line equation, state what is the rate of change?

$y=-\frac{3}{8}-4x$

$-4$

For the following straight line equation, state what is the rate of change?

$y=\frac{1}{4}x+8$

$\frac{1}{4}$

For the following straight line equation, state what is the rate of change?

$y=8x-3$

$8$

For the following straight line equation, state what is the rate of change?

$y=-4x+3$

$-4$

For the following straight line equation, state what is the rate of change?

$y=5x+4$

5

For the following straight line equation, state what is the rate of change?

$-x+y=0$

$1$

For the following straight line equation, state what is the rate of change?

$-5x+y=3$

$5$

For the following straight line equation, state what is the rate of change?

$3-y=\frac{1}{4}x$

$-\frac{1}{4}$

For the following straight line equation, state what is the rate of change?

$-8y+2x=6$

$\frac{1}{4}$

For the following straight line equation, state what is the rate of change?

$-\frac{1}{4}y+x=3$

$4$