Go look them up and it should tell you the definition
Answer:
m = 
Step-by-step explanation:
Given
x = b + my ( subtract b from both sides )
x - b = my ( divide both sides by y )
= m
A = L * W
A / L = W <==
when A = 42 and W = 16.8
A / L = W
42/16.8 = W
2.5 = W <=== width = 2.5 inches
Answer:
Negative thirty
Step-by-step explanation: