13-12-2016
Mathematics

contestada

The perimeter of a rectangle is 30 inches. The length of the rectangle is 3 more than twice the width(w). Write an algebraic expression and determine how many inches long are the width and the length of a rectangle?

Respuesta :

Аноним Аноним

13-12-2016

i hope this helps you

length 2w+3

width w

Perimeter=2 (width+length)

30=2 (w+2w+3)

15=3w+3

3w=12

w=4

2w+3=2.4+3=11

Answer Link

victoriarampone victoriarampone

13-12-2016

This is your answer:
30=2(3+2w)+2(w)

Answer Link

Otras preguntas

1. Which of the following is not relevant to general deterrence? a. Punishment certainty b. Punishment celerity c. Punishment carnality d. Punishment severity

Which sentence has correct word usage?1. Each had received his or her lunch except for Mr. Oliver.2. She kept a glass of water besides her bed.3. Everyone accep

Evaluate. log (down)2 256 . Write a conclusion statement.

The blue and orange lines represent a system. Use the sliders to manipulate the orange line to determine which equations would create a system that has no solut

You wish to set up an electrochemical cell that has a copper anode and an Eºcell value > 1.00 V. What should your cathode and cathode solution be?

Our text suggests an emphasis on three types of activities for enrichment programs. One is exploratory activities, the second is individual and small group inve

When signing a lease for a retail space, it's important to make sure the lease has a _______ clause, which releases the tenant from the lease if sales don't rea

separate the number 18 into two parts where the product of the part is 77

What descriptive language does Charles Dickens use to communicate the misery of the town in the primary source, Hard Times?

Select the correct answer. What affects the efficiency of a heat engine? A. high friction between hot and cold reservoirs B. the heat difference between hot and