Solve the simultaneous equations 3x+5y=7, 2x-3y=11

Multiply the first equation by 2, and the second by 3:

6x+10y=14

6x-9y=33

Subtract the second from the first:

19y=-19

solve for y:

y=-1

plug in to first equation and solve for x:

6x+10*(-1)=14

6x=24

x=4

Answered by Jamie B. Maths tutor

7778 Views

See similar Maths GCSE tutors

Related Maths GCSE answers

All answers ▸

Factorise y^2 + 7y + 6


John ran a race at his school. The course was measured at 450m correct to 2sf and his time was given at 62 econds to the nearest second. Calculate the difference between his maximum and minimum possible average speed. Round you answer to 3sf.


Solve the simultaneous equations: 3y + 2x = 10, 4x - y + 3 = 2


Factorise the following quadratic, find the stationary point and y intersection: x^2-6x+9


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