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2 years ago

Find the value of this expression if x = -1 and y=7. Xy / 8

Mathematics

1 answer:

ioda2 years ago

7 0

-7/8

Step-by-step explanation:

$\frac{xy}{8} \\ = \frac{( - 1) \times 7}{8} \\ = - \frac{7}{8}$

So, the value of xy/8 is -7/8

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In the figure AB is parallel to CD. BC is parallel to AE. angle ABD measures (3x+4). angle BCD measures (6x-8). angle EDF measur

Elanso [62]

Answer:

The measure of angle BCD is $68.5\°$

Step-by-step explanation:

step 1

Find the value of x

we know that

$m$ -----> form a straight line

substitute the values

$(3x+4)\°+(6x-8)\°+(7x-20)\°=180\°$

$(16x-24)\°=180\°$

$16x=180\°+24\°$

$16x=204\°$

$x=12.75\°$

step 2

Find the measure of angle BCD

$m$

substitute the value of x

$m$

6 0

2 years ago

Can anyone help me asap plzz.

zloy xaker [14]

Answer:

answer : D)

Step-by-step explanation:

y – 5 ≥ 11

add 5 : y – 5 + 5 ≥ 11 + 5

y ≥ 16 ...answer : D)

3 0

2 years ago

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AlexFokin [52]

The Correct Answer Is
144

4 0

2 years ago

Add (3d+2)+(4d+9) ixl

Elodia [21]

Answer:

7d+11

Step-by-step explanation:

Pretty much just addition.

3d+4d+2+9

(3d+2)+(4d+9) = 7d+11.

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2 years ago

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The number of Apple cakes is 4/5 of the number of strawberry cakes. There are 24 strawberry cakes more than apple pies. What per

serious [3.7K]

--------------------------------------------------------------------
Ratio Given
--------------------------------------------------------------------
Apple : Strawberry
4 : 5

--------------------------------------------------------------------
Find difference in parts
--------------------------------------------------------------------
5 - 4 = 1

--------------------------------------------------------------------
Find Number of strawberry cakes
--------------------------------------------------------------------
1 part = 24 cakes
5 parts = 24 x 5 = 120

--------------------------------------------------------------------
Find number of apple cakes
--------------------------------------------------------------------
1 part = 24 cakes
4 parts = 24 x 4 = 96

--------------------------------------------------------------------
Total number of cakes
--------------------------------------------------------------------
120 + 96 + 144 = 360

--------------------------------------------------------------------
Percentage of cranberry cakes
--------------------------------------------------------------------
144/360 x 100 = 40%

--------------------------------------------------------------------
Answer: 40% of the cakes are cranberry cakes
--------------------------------------------------------------------

5 0

2 years ago