Write the following interval in set builder notation: [ 2, 10 )

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

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove