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Vikentia [17]
3 years ago
14

7 + 13а – 3- 20 + 2а

Mathematics
1 answer:
goblinko [34]3 years ago
7 0

7 + 13а – 3- 20 + 2а

combine like terms

7+13a+2a-3-20

7+15a-3-20

then do -3-20

-3-20=-23

7+15a-23

7-23=-16

15a-16

answer:

15a-16 or -16+15a

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What are some studying tips because while doing math i feel like dying...
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3 years ago
Jonah is thinking of a 2 digit number. it is a multiple of 6 and 12. it is a factor of 108. the sum of its digits is 9. what num
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28/29 and 30 please short explanation thanks
Bond [772]

Answer 28.

Possible values for the three factors of -3

  1. 1, -1 and 3
  2. -1.5, 1 and 2
  3. 1.5, -1 and 2  
  4. 1.5, 1 and -2

Answer 29.

The product of two nonzero integers will be less than or equal to both of the integers if they are multiplied by number itself and one or by number itself and one with negative sign.

Answer 30.

The sign of the product of three integers with the same sign will be positive or negative. If odd number of same sign is multiplied, the product will be of that sign.

(+)  (+)  (+) = (+)

(-)  (-)  (-) =  (-)

3 0
3 years ago
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