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ipn [44]
3 years ago
11

Find the Square root of 31-4√21​

Mathematics
1 answer:
SSSSS [86.1K]3 years ago
5 0

Answer:

12.6696972202

Explanation:

Please let me know if its wrong, but im pretty sure I am correct

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Irina bought 2 songbooks and a new guitar. Each songbook cost the same price. The guitar cost $250.10. Before tax she spent a to
tester [92]

Answer:

B

Step-by-step explanation:

The songbooks and the new guitar need to be subtracted from each other.

3 0
3 years ago
Please help thx so much
Natali [406]

Answer:

(- 1, 3)

Step-by-step explanation:

To find the y- coordinate, substitute x = - 1 into the equation

y - 3 = 2(x + 1) ( add 3 to both sides )

y = 2(x + 1) + 3 ← substitute x = - 1

y = 2(- 1 + 1) + 3 = (2 × 0) + 3 = 0 + 3 = 3

4 0
4 years ago
What is the sum of the fractions 3over5 +7/5
WINSTONCH [101]

Answer:

2 is the answer

Step-by-step explanation:

3/5+7/5

3+7/5( if the denomeneter are same we can write one number )

10/5

2 is the answer ( divide both numbers by 5)

Hope it is helpful for you

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3 0
3 years ago
What is the slope-intercept equation of the line below?
olga2289 [7]

Answer:

The answer is C. y= 4/5x -2

Step-by-step explanation:

y=mx+b

m is the slope or rise/run.

b is the y-intercept. You have to see where the line crosses at the y-axis.

5 0
3 years ago
I don't get this one
CaHeK987 [17]

maybe

8.4 \:  \times 10 ^{7}

8.4 \times 10 {}^{8}

I'm confused in both

6 0
3 years ago
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