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BaLLatris [955]
4 years ago
13

Solve 3(2x + 9) + 7x = 79 for x. A. 5.2 B. 5.8 C. 4 D. 7

Mathematics
1 answer:
Tamiku [17]4 years ago
8 0

Answer:

C. 4

Step-by-step explanation:

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Between which two square roots of integers could you find 2.7182818284
horsena [70]
Well 2.7182818284 is from euler's constant e.

Integers are whole numbers positive and negative. since 2.7182818284 is positive (and you can't take square root of negative number) the integers we find will be positive.

List out square roots.
sqrt1 = 1
sqrt 2 = 1.41
sqrt 3 = 1.73
sqrt 4 = 2
sqrt 5 = 2.2
sqrt 6 = 2.4
sqrt 7 = 2.6
sqrt 8 = 2.8 -----> this is over the constant.

so it's between the square root of 7 and 8
6 0
3 years ago
Read 2 more answers
What is the value of x?
tensa zangetsu [6.8K]

Answer:

X = 5°

Step-by-step explanation:

180° on a straight line.

180 - 100 = 80 angle ABC = 80°

angle ACB is vertically opposite to the 60° given

ACB = 60°

180 - 80 - 60 = 7x+5

40 = 7x + 5

7x = 35

X = 5

6 0
3 years ago
What is the lcm of 8,12,3
kramer

Answer: 24

Step-by-step explanation:

Lowest common multiple means the lowest number that can be divisible by 8,12,3

Looking at this, let's pick 8&3 first

8×3=24

12×3=36

12×8=96

Looking at this value,24 seems to be the lowest,

Therefore the lowest common multiple is 24

5 0
4 years ago
Rearrange the equation A = 4xy to solve for x.
11111nata11111 [884]

Answer:

x = \frac{A}{4y}

Step-by-step explanation:

Given

A = 4xy ( isolate x by dividing both sides by 4y )

\frac{A}{4y} = x

5 0
3 years ago
You go down 8 floors in an elevator. Your friend goes up 5 floors in an elevator. What is each amount as an integer
nata0808 [166]
8-5=-3 It's negative 3 because the 8 is greater than 5
3 0
4 years ago
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