# How do you solve the simultaneous equations #4x + y = 9 # and #2x - y = 3#?

##### 1 Answer

Jul 13, 2015

Since both given equations contain similar coefficients for

#### Explanation:

[1]

[2]

Add [1] to [2] giving

[3]

Divide both sides by

[4]

Using information from [4], replace

[5]

Simplify

[6]