<span>If you imagine a straight line, with -9 all the way on the left, then mark along the line in one number increments until you get up to 7, you will find that in total the line is 16 segments in total. Mathematically, this is a question of absolute value, ie absolute value of -9 = +9, and therefore 9 + 7=16.</span>
A^2 + a - 6 here's your answer mate, hope it helps
Answer:
It would be B
Step-by-step explanation:
Your in High School, you should know quadratic formula; start by subtracting 7 from both sides making it 4x^2 - 12x -7, now solve it using the quadratic formula.
Answer: X= 7/2
X= -1/2
The answer to your question