Answer: no it does not.
Step-by-step explanation: because when you have a number that has x as a variable, you cant add or subtract those numbers together when both numbers have different variables.
Answer:
Step-by-step explanation:
Answer:
12 inches
Step-by-step explanation:
let length be L
formula for perimeter of rectangle = 2( length + width )
2( L + 9) = 42
2L + 18 = 42
2L = 24
L = 12 inches