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6x = 9 + x^2 A.-3,3 B.3 C.no solution D.-3
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3 votes
6x = 9 + x^2
A.-3,3
B.3
C.no solution
D.-3

User Gerry P
by
4.6k points

2 Answers

6 votes
the answer if you solve for x is
B. X=3
User Satty
by
4.3k points
3 votes

Answer: b

Step-by-step explanation:Step 1: Simplify both sides of the equation.

6x=x2+9

Step 2: Subtract x^2+9 from both sides.

6x−(x2+9)=x2+9−(x2+9)

−x2+6x−9=0

Step 3: Factor left side of equation.

(−x+3)(x−3)=0

Step 4: Set factors equal to 0.

−x+3=0 or x−3=0

User Josf
by
4.0k points
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