Answer:

Step-by-step explanation:
We have been given the equation

and we are asked to apply the square root property of equality to our given a equation and isolate the variable
First, take the square root of both sides of our equation





<em>THEREFORE, THERE ARE TWO SOLUTIONS FOR OUR GIVEN EQUATION</em>
<em>
</em>
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Answer:
C) x/2 +2y = 4
Step-by-step explanation:
Of the equations offered, only equation C has the given point as a possible solution.
___
Since the graph is not given, we don't know if the given point is on the graphed equation.
Answer:
I believe the answer is 12.57
Step-by-step explanation:
Answer:
The length of AB is 7.45 units.
Step-by-step explanation:
You can find the length of AB using Cosine Rule, cosθ = adj./hypo. :
θ = 20°
adj. = 7 units
hypo. = AB
cos 20° = 7/AB
AB = 7/cos 20°
= 7.45 units (3s.f)
Answer: -136
Step-by-step explanation:
1/2(x)-3=-71
-68=1/2x
-136=x
*edited* I believe this is correct