Question

Solve the system.

x – 2y = 10

3x + 2y = 14
(–8, 6)
(6, –8)
(6, –2)

Answer 1

We can add the two equations.

x - 2y = 10
3x + 2y = 14

Answer 2

x + 3x = ?
-2y + 2y = ?
10 + 14 = ?

Answer 3

Can you add those?

Answer 4

x + 3x is the same as 1 + 3, but we put an 'x' next to it.

Answer 5

So what's 1 + 3?

Answer 6

I got it thanks