A rectangle has length 3x+6 and width 2x-5. The perimeter of the rectangle is 22cm. What is the value of x?

The perimeter of the rectangle can be found using 3x+6+3x+6+2x-5+2x-5=10x+2We know from the question the perimeter equals 22cm.10x+2=22We can subtract 2 from both sides10x=20Divide through by 10 and we get x=2cm

GP
Answered by Georgina P. Maths tutor

2993 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Solve these simultaneous equations (2x+y=7 and 3x-y=8) and find the values of Equation: x and Equation: y .


Show that (x+2)(x+3)(x+5) can be written in the form ax^3 + bx^2 + cx +d, where a,b, c and d are positive integers


To make 12 cakes you need 100g of butter, 6 eggs, and 40g of sugar. How many cakes can you make with 450g of butter, 15 eggs, and 110g of sugar?


Given that x : y = 7 : 4 and x + y = 88, calculate x - y.


We're here to help

contact us iconContact usWhatsapp logoMessage us on Whatsapptelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

© MyTutorWeb Ltd 2013–2025

Terms & Conditions|Privacy Policy
Cookie Preferences