f(x) = 5x − 12. (i) Calculate f(4). (ii) Find f( x + 1). Give your answer in the form ax + b .

i) (5 x 4) -12 = 8 ii)  5(x + 1) - 12 5x + 5 -12 5x - 7

Answered by Santiago M. Maths tutor

4407 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Given that y r 1 2 x , complete this table of values. x 1 2 5 10 y 1


In a class there are 12 girls and 18 boys. what proportion of the girls are there in the class? Simplify


There are 31 days in January. January 21st 2015 was a Wednesday. What day of the week was February 8th 2015?


Expand (1+2x)(4x+3)


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