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Alchen [17]
2 years ago
9

What is the value of the expression?

Mathematics
1 answer:
LekaFEV [45]2 years ago
4 0

Answer:

= { \rm{(514 - 212) + (623 - 312)}} \\  \\  = { \rm{(302) + (311)}} \\  \\  ={ \underline{ \:  \:  {}^{ - } 9 \:  \: }}

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I need help with this problem 2(w+7)+6(3w−1)
Lubov Fominskaja [6]

Use distributive property: a(b + c) = ab + ac.

2(w + 7) + 6(3w - 1) = (2)(w) + (2)(7) + (6)(3w) + (6)(-1)

= 2w + 14 + 18w - 6

<em>combine like terms</em>

= (2w + 18w) + (14 - 6) = 20w + 8

<h3>Answer: 2(w + 7) + 6(3w - 1) = 20w + 8</h3>
5 0
4 years ago
Read 2 more answers
If 2^n+2-2^n+1+2^n= C*2^n, find the value of C
maxonik [38]

Answer:

c= 1

Step-by-step explanation:

To get rid of (c) on the right side, simply divide 2^n both side. But first collect like terms on the left side so you will get 2^n + 1 which you will then simplify the like term(2^n) and you will left with c= 1.

8 0
3 years ago
A floor tile is shaped like a regular hexagon. The side lengths are 4 cm and the apothem 2√3 cm.
Nat2105 [25]

Answer:

Area of regular hexagon\approx 41.57 \:  {cm}^{2}

Step-by-step explanation:

Area of regular hexagon

= 6 \times area \: of \: one \: triangle \\  \\  = 6 \times  \frac{1}{2}  \times 4 \times 2 \sqrt{3}  \\  \\  = 24 \sqrt{3}  \\  \\  = 41.5692194  \: {cm}^{2}  \\  \\   \approx 41.57 \:  {cm}^{2}

6 0
3 years ago
Read 2 more answers
Which type of grapefruit cost more per pound?
Radda [10]
Pink grapefruit is 1$/pound

Red grapefruit is 2$ /pound

The answer is C
4 0
4 years ago
PLZ HELP ASAP 22 POINTS WILL MARK BRAINLIEST
Tema [17]

Answer:

That there are 32 students in Mr. Hassan's class

OR

12 people scored 8 marks on the test.

Step-by-step explanation:

Since the purple lines coordinate with how many people are in the class, you can use them to count exactly how many people there are, you can also use them to see how many people got a certain score.

Hope this helps! : )

8 0
4 years ago
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