Register
the area of the rectangle 56cm. the length is 2cm more than x and the with is 5cm less than twice x. solve for x. round the nearest whole number.
127k views
4 votes
the area of the rectangle 56cm. the length is 2cm more than x and the with is 5cm less than twice x. solve for x. round the nearest whole number.

User Christian
by
8.8k points

2 Answers

3 votes
X will equal 6 centimeters
User Frank Yin
by
8.7k points
3 votes
(x+2)(2x-5)=56

2x^2-5x+4x-10=56

2x^2-x-10=56

2x^2-x-66=0

2x^2-12x+11x-66=0

2x(x-6)+11(x-6)=0

(2x+11)(x-6)=0, since x is a measurement x>0 so:

x=6cm


User Artagnon
by
7.8k points
← Prev Question Next Question →

Related questions

User Esio
asked Sep 27, 2018 68.9k views
The value of a rectangle is 56cm. The length is 2cm more than x and the width is 5cm less than twice x. Solve for x.
Esio asked Sep 27, 2018
by Esio
8.2k points
1 answer
5 votes
68.9k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
The cost of 5 similar digital cameras and 3 similar video cameras is 3213. Each video camera costs 4 times as much as each digital camera. John buys a digital camera and a video camera. How much does he
Link Copied!