3 years ago

What is the value of X? Make sure to show all of your work!

1 answer:

7 0

Since this is an equilateral traingle, as indicated with the marks on every side, you can set each equation equal to 60.

7x-3=60
7x=63
x=9

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What is 2p6−19=−9 I need help pls I don't understand this at all

Aleonysh [2.5K]

Answer:

5/6. Is this what u are looking for?

Step-by-step explanation:

Step 1 Simplify:2x(6)-19=-9 to 12x+-19=-9

Step 2 Add 19 to both sides: 12x-19+19=-9+19. You should get 12x=20

Step 3 Divide 12 on both sides: 12x/12=10/12

x=10/12. Simplified= x=5/6

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3 years ago

I WILL MARK YOU BRAINLIEST IF YOU ANSWER

liberstina [14]

Answer:

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3 years ago

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Suppose we select, without looking, one marbles from a bag containing 4 red marbles and 10 green marbles.what is the probability

OlgaM077 [116]

Since 10 out of 14 marbles are green, the probability of selecting a green marble is 10/14=0.714.

Similarly, the probability of selecting a red marble would be 4/14.

Answer: 0.714

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3 years ago

Dennis has 14 skittles. If Dennis gave equal numbers of skittles to his 8 friends and then ate what was left, how many skittles

lara [203]

Answer:

1.75

Step-by-step explanation:

Just divide 14 by 8 and you get your answer !!!!

4 0

3 years ago

1. Evaluate 7m + 3mn; when m=8 and n=14?

FrozenT [24]

Answer:

1. 392

2. 75

3. $12x^{2} - 5x -2$

Step-by-step explanation:

1. 7×8 + 3×8×14 = 56 + 336 = 392

2. 675 ÷ (6 + 3) = 675 ÷ 9 = 75

3. $12$ $x^{2}$ + $3x -$ $8x - 2$ = $12x^{2} -5x-2$

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3 years ago