Question

4y(2y – 6) – 3(y – 2) + 20, if y= -1​

Answer 1

Answer:

61

Step-by-step explanation:

4y ( 2y - 6 ) - 3 ( y - 2 ) + 20

4 × - 1 ( 2 × - 1 - 6 ) - 3 ( - 1 - 2 ) + 20

- 4 ( -2 - 6 ) - 3 ( - 3 ) + 20

- 4 × - 8 + 9 + 20

32 + 9 + 20

41 + 20

61

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