Question

Identify the properties of equality that you need to use to solve for m
in the equation y = mx + b
. Select all that apply.

subtraction property of equality

multiplication property of equality

addition property of equality

division property of equality

Answer 1

Subtraction property of equality and division property of equality.

Work:
1. Subtract b from both sides: y − b = m x. (subtraction property)
2. Divide both sides by x: m = (y − b)/x. (division property)