75,483 views
39 votes
39 votes
? Solve the simultaneous equations
5x + 2y = 16
x + 2y = 4

User Free
by
2.3k points

2 Answers

14 votes
14 votes
cancel y to get x which will be 3 then use answer of x to get y by substituting x and solve to get y 1/2
? Solve the simultaneous equations 5x + 2y = 16 x + 2y = 4-example-1
User Pawni
by
2.9k points
15 votes
15 votes
take away the two equations to get:
4x = 12
x = 3

Substitute the x into one of the equations:
3 + 2y = 4
2y = 1
y = 1/2
User Kesha
by
2.9k points