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3 years ago

13

Simplify (x+3)^2 -3 (2x+3)

1 answer:

Lynna [10]3 years ago

5 0

Answer:

x^2.

Step-by-step explanation:

(x+3)^2 -3 (2x+3)

= (x + 3)(x + 3) - 3(2x + 3)

= x^2 + 3x + 3x + 9 - 6x - 9

= x^2 + 6x + 9 - 6x - 9

= x^2 + 6x - 6x + 9 - 9 Simplify like terms:

= x^2.

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