3 years ago

The expression. 3(5^2 +2x+4)-4(4x^2 +2x+3) equals?

Mathematics

1 answer:

crimeas [40]3 years ago

8 0

Answer:

- x^2 - 2x

Step-by-step explanation:

3 ( 5x^2 + 4 + 2x) - 16x^2 -8x -12

15 x^2 + 12 + 6x - 16x^2 - 8x - 12

-x^2 - 2x

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