The answer is [4,6) because a square bracket (closed) denotes that the lower bound is inclusive, and the parenthesis (open) denotes that the upper bound is exclusive.
As you can see on the number line, there is a closed dot on 4 and an open dot on 6.
Answer:
Therefore the answer is 7
You can find the slope and y-intercept, and make an equation in slope- intercept form and them just plug in the other x values in the equation.