3 years ago

Which substitution method should be the best used to solve which system of equations

Mathematics

1 answer:

lidiya [134]3 years ago

4 0

Answer: 6x+2y=1

Step-by-step explanation:

because it just is

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3n+8=23 answer and the work to show the answer please

timurjin [86]

Answer:

n = 5

Step-by-step explanation:

3n + 8 = 23

- 8 - 8 Subtract 8 from both sides

3n = 15

n = 5 Divide both sides by 3

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3 years ago

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Fantom [35]

Answer:

$area = area \: of \: rectangle + area \: of \: triangles \\ = (6 \times 2) + ( \frac{1}{2} \times 6 \times 2) + ( \frac{1}{2} \times 6 \times 4) \\ = 12 + 6 + 12 \\ = 30 \: sq \: units$

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3 years ago

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Solve the inequality. Help appreciated

Ivan

Answer:

See below.

Step-by-step explanation:

6x-2≤9

+2 +2

6x≤11

/6 /6

x≤11/6

4+3x>15

-4 -4

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/3 /3

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2 years ago

Write 27 x (3^2)^7 as a single power of 3

Savatey [412]

Step-by-step explanation:

make 27 in power of 3

use the law of indices

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3 years ago

Truck a has a flat fee of 35$ and 0.45$ per mile how much does it cost to go 10 milesi

kompoz [17]

Answer:

39$ and 50 cents

Step-by-step explanation:

because 35 plus 4.5= 39.5

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4 years ago