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olga_2 [115]
3 years ago
13

Solve each system of equations algebraically.

Mathematics
1 answer:
brilliants [131]3 years ago
6 0
(0,0) hope this helps!
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Select the expressions that are equivalent to 18m - 12.
krok68 [10]

Answer:

All the expressions other than option E, is equivalent to the expression 18m - 12.

Step-by-step explanation:

A. 6m - 4 + 6m -4 + 6m - 4

or 6m+6m+6m -4 -4 -4

or 18m -12

B. 12m + 6 - 6m -6

or 12m - 6m + 6 - 6

or 6m

C.6(3m - 2)

or 18m - 12

D.3(6m - 4)

or 18m - 12

E. 24n - 4² + 8 -6m

This option can not satisfy the given expression as it contains another variable as n.

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3 years ago
I need help, Please hurry, It's timed.
kenny6666 [7]
The answer is
C) 22x^2-x+17
5 0
3 years ago
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100 points + brainiest
Scrat [10]

Answer:

  • 35 grams of 11.43% solution

Step-by-step explanation:

The end solution has same volume as initial volumes of mixture.

  • 10 + 25 = 35 g

The concentration of solution is calculated as below

  • 10*0.15 + 25*0.1 = 4 g
  • 4 / 35*100% = 11.43% (rounded)

6 0
2 years ago
Pls help me on number 5
Alekssandra [29.7K]
Answer is A trust me
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SOMEONE PLZ DO THESE 3 QUESTIONS FOR ME ASAP!!! GIVING BRAINLIEST!!
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Answer:

Obtuse

D)Triangle

D)An acute angle <90 degrees

Step-by-step explanation:

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