ihatemaths26 ihatemaths26
  • 18-05-2020
  • Mathematics
contestada

If x = 4 and y = 7 , evaluate the following expression:

3(3y - 4x)

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migsthebigs661
migsthebigs661 migsthebigs661
  • 18-05-2020

Answer:

the answer is 47

Step-by-step explanation:

you have to look at the y as 7 plug the 7 in the parentheses on the left side of the minus sign and you get 63. Now look at the 4x. X is now replaced with 4. 4 times 4 is 16. 63 minus 16 is 47.

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Аноним Аноним
  • 19-05-2020

Answer:

The answer is 15

Step-by-step explanation:

The answer is 15 because I used the order of operations. So, first I calculated the paranthesis. Then I multiplied left and right and I got 15.

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