Solve algebraically: 6a + b = 16 ..... 5a - 2b = 19

first equation: 6a + b = 16     second equation: 5a - 2b = 19    from 2 times first equation + second equation 17a = 51 meaning a = 3

.... from the first equation 6(3) + b = 16 therefore b = - 2

Answered by Benjamin C. Maths tutor

2749 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

A 4 pint bottle of milk costs £1.18 A 6 pint bottle of milk costs £1.74 Which bottle of milk is the best value for money? You must show all your working.


How do I solve the simultaneous equations 5x - 3y = -1 and 3x + y = 5?


Solve 3x + 6 > 3 - 2x.


solve this equation: 4(x-5)=x+7


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