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Flauer [41]
3 years ago
9

Simplify the expression 4(2+9x−1)

Mathematics
1 answer:
lapo4ka [179]3 years ago
8 0

multiply everything in the parentheses by 4 so, 8+36x-4

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D<br> الا<br> 3x+3<br> 4x+2<br> Determine the value of mZDCB.
Anvisha [2.4K]

▪▪▪▪▪▪▪▪▪▪▪▪▪  {\huge\mathfrak{Answer}}▪▪▪▪▪▪▪▪▪▪▪▪▪▪

The given Angles (4x + 2) and (3x + 3) are forming linear pair, so

  • 4x + 2 + 3x + 3 = 180

  • 7x + 5 = 180

  • 7x = 180 - 5

  • 7x = 175

  • x =  \dfrac{175}{7}

  • x = 25

now, let's find Angle DCB :

  • 3x + 3

  • (3 \times 25) + 3

  • 75 + 3

  • 78 \degree
8 0
3 years ago
Help me with this sum please
vovangra [49]
Volume=length times width times height
this should be easy

a.
the volume of a box is 2.5 times 1 times 1 or 2.5 cubic meters

b.
number of boxes times volume per box=volume of container
number of boxes=volumecontainer/volumebox
find volumecontianer
volumecontainer=5 times 2 times 3=30 cubic meters

number of boxes=30/2.5
number of boxes=12
12 boxes needed to fill container


c.
box
1m=100cm
1m by 1m by 2.5m convert so (times everybody by 100)
100cm by 100cm by 250cm
multiply
2,500,000 cubic centimeters
4 0
3 years ago
Today only, a table is being sold at 26% a discount. The sale price is $629. What was the price yesterday?
3241004551 [841]

Answer:

Today's price P must be 74% (100% - 26%) of yesterday's price Y. P = $555 = 74%*Y = 0.74*Y. Y = $555/0.74.

Step-by-step explanation:

Hope this helps if not sorry

3 0
3 years ago
which movement's primary goal was the ratification of a constitutional amendment authorizing prohibition?
Kay [80]
It was the primary goal of the temperance movement in the United States to get a constitutional amendment <span>authorizing Prohibition. But prohibition was wildly unpopular.
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4 0
4 years ago
If x and y vary directly, and x decreases, what happens to the value of y?
maw [93]

y will decrease as well

direct variation is

y = kx where k is the constant of variation ( k > 1)

7 0
3 years ago
Read 2 more answers
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