timothy83 timothy83
  • 17-12-2018
  • Mathematics
contestada

the length of a rectangle is 3 more than twice the width.the perimeter of the rectangle is 42.find the dimension

Respuesta :

freya675 freya675
  • 26-12-2018

Answer:

The dimensions are 15 x 6

Step-by-step explanation:

Length (L)       Width (W)

Perimeter = (W x 2) + (L x 2)

L = (W x 2) + 3

L x 2 = (W x 4) + 6

42 - 6 = 36

36 ÷ 6 = 6

6 x 2 + 3 = 15

Perimeter = (6 x 2) + (15 x 2) = 42


Answer Link

Otras preguntas

Can you guys distribute this problem and then figure out how many solutions does this problem have 5(m-3)=7m-17
Drosophila eye color is an X-linked trait. Red eye color is dominant, and white eye color is recessive. Which Punnett square shows the probability that 100 perc
Is -5cd 60 or 4 if c= -3 and d= 4?
A car’s stopping distance in feet is modeled by the equation d(v)= 2.15v^2/58.4f where v is the initial velocity of the car in miles per hour and f is a constan
there are 12 beads on Mrs. Hatches bracelet. 8 of the beads are purple and 4 of the beads are gray. what percentage is purple?
how do i say 10:15pm in spanish
When you revise your essay, you___
In what year did vladimir lenin and the bolsheviks seize power in russia?
Suppose Johnny invests $41,745 into an account, which has been earning interest for many years and he now has a total of $39,974. In two or more sentences expla
What is the opposite of bleed