2 3/4 - 1 = 1 3/4 or 1.75
Answer:
(3,16)
Step-by-step explanation:
Factor the equation to find out that the roots are 7 and -1. The vertex's x will be in the center of these two points, so the center point between 7 and -1 is 3. Continue to substitute the x in the equation with 3 to get the other coordinate for vertex.
Nine subtracted from negative seven would be sixteen.
Answer:

Step-by-step explanation:

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The factoring of the difference of squares is applicable:
a^2 -b^2 = (a -b)(a +b)
Answer:
the slope is 1
Step-by-step explanation: