Simplifica fractia 2n+6n supra 2

When using the linear combination metho e linear combination method to solve a system of linear equations, the four options are:

Which expression is equal to (f+g)(x)?

Given: jk ||lm prove: _2 = 27 statement justification 1. jk ||lm 1. given 2.26 = 27 3.22 = 26 2. 3. 4. _2 = 27 4. corresponding angles theorem transitive property of equality vertical angles theorem substitution property of equality