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zhannawk [14.2K]
3 years ago
13

Simplify the following expressions. 81 / (13-4)

Mathematics
1 answer:
Debora [2.8K]3 years ago
8 0

Answer:

9

Step-by-step explanation:

Following PEMDAS, we simplify the denominator which would be 9 (13-4).

We are then left with 81/9 which is 9.

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7+8/5-2 work it out in BIDMAS
cricket20 [7]

Answer:

bodmas

Step-by-step explanation:

before answering read question right it bodmas

and its 7+8=15

5-2=3

15

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3

4 0
2 years ago
A company's revenue (in dollars) can be modeled by the function
Tju [1.3M]
R(p) = -15p² + 200p + 10,000
To find the maximum of the function, we take the first derivative and equate to 0:

R'(p) = -30p + 200
0 = -30p + 200
p = 6.67

A price of $6.67 will maximize revenue.
6 0
3 years ago
PLZZZ HELPPP THIS IS DUE!!
allochka39001 [22]

Answer:

y=3x-2..... i

x-y=4...... ii

x-4=y

Substituting the value of y in equation i,

x-4=3x-2

2-4=3x-x

-2=2x

x=-1.

From ii,

-1-4=y

y=-5.

x=-1, y=-5

Step-by-step explanation:

brainest please

7 0
3 years ago
Just this one
S_A_V [24]

Answer:

15%

Step-by-step explanation:

900/6000

which is the same as 900÷6000

900÷6000= 0.15

0.15 as a percent in 15%

7 0
2 years ago
46 cents is what fraction of a dollar
Vikentia [17]
Since there are a 100 cents in a dollar. the 100 is the denominator.
46/100, reduce; 23/50, can't be reduced any further. so 23/50 is the fraction. 
7 0
3 years ago
Read 2 more answers
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