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KiRa [710]
3 years ago
10

X=5 y = 3, x² + 3(x +y)= HELP FAST

Mathematics
1 answer:
umka2103 [35]3 years ago
5 0

9514 1404 393

Answer:

  49

Step-by-step explanation:

Put the variable values in place of the corresponding variables, and do the arithmetic.

  x² +3(x +y) =

  5² +3(5 +3) = 25 +3(8) = 25 +24 = 49

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A bag holds 11 beads 7 of the beads are red the rest are white two beads are taken at random work out the probability that one o
Anvisha [2.4K]

Answer:

28/55

Step-by-step explanation:

total no of beads are 11

red beads are 7

and white beads are 4

no of ways to take 2 beads from 11 beads are 11c2

that is( 11*10)/2=55

no of ways to take 1 red bead from 7 is 7c1 that is 7

no of ways to take 1 white bead from 4 is 4c1 is that is 4

required probability is( 7*4)/55=28/55

this question has already been answered on someone else's account so know this answer is 100% correct

hope that helped :)

3 0
3 years ago
The sides of the parallelogram are 63cm and 76cm. if they intersect at an angle of 63 degrees, find the area of the parallelogra
S_A_V [24]
Area =  ab Sin O
        =  (63)(76) Sin 63 degrees
        =  4266 square cm.

3 0
3 years ago
30 points plus brainliest if you get it right with step by step explanation.
Leto [7]

Answer:

a. 150

b. y=150x+1200

Step-by-step explanation:

a. 1350-1200=150

b. if he opened it in 2005 he started his tutoring fee at 1200 that makes 1200 the y intercept

8 0
3 years ago
Find sin(7pie/4) using exact values
rewona [7]
sin( \frac{ 7\pi }{4} )=-sin(2 \pi - \frac{ 7\pi }{4} )=-sin \frac{ \pi }{4} =- \frac{1}{ \sqrt{2} }
3 0
3 years ago
When plotted on a grid, the paths between four neighborhood houses form the shape of a kite as shown.
KatRina [158]

Answer:

The area of the figure is 1,000 square feet

Step-by-step explanation:

we know that

The area of the kite ABCD

is equal to

A=\frac{1}{2}[AC*BD]

where

AC and BD are the diagonals of the kite

we have

BD=50\ ft\\AC=40\ ft

substitute

A=\frac{1}{2}[40*50]=1,000\ ft^2

3 0
3 years ago
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