This question is not elaborate.
7 = 3 does not make sense.
Otherwise, do you mean x = 3?
Please revise your question.
This good question needs a good answer which is......854.96
Yes your answer is solved correctly
Answer:
Step-by-step explanation:
<u>Given sides of a rectangle</u>
- Length: l =4 − 7(3x + 4y)
- Width: w = 3x(−2y)
<u>Perimeter of rectangle</u>
<u>Using the given values</u>
- P = 2( 4- 7(3x + 4y) + 3x(-2y)) =
- 2( 4 - 21x - 28y - 6xy) =
- 8 - 42x - 56y - 12xy
