If f(x) = 2x+5, g(x) = 8x-7 and f(x)=g(x). Find the value of x. Show your working.

f(x) = g(x), 2x+5=8x-7, 12=6x, 6x=12 therefore, x=2.

Answered by Natalie R. Maths tutor

1923 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Solve 2y + 17 = 6y + 5


3 teas and 2 coffees have a total cost of £7.80; 5 teas and 4 coffees have a total cost of £14.20. Work out the individual cost of one tea and one coffee.


A,B,C and D are points on a circle. ABCD is a square of side 7 cm. Work out the total area of the shaded regions. Give your answer correct to the nearest whole number.


Solve for x: 2x^2 = 5x + 12


We're here to help

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