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Eddi Din [679]
3 years ago
12

Help besties (giving brainliest ofc ofc)

Mathematics
1 answer:
xz_007 [3.2K]3 years ago
8 0

Answer:

D

Step-by-step explanation:

To solve this you just set the two equations equal to each other and solve for x

-4x+9= -x+6

-3x=-3

x=1

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Lana cuts 2 pieces for every 7 inches from a dowel for a craft project, for a total of 7 pieces
IgorC [24]

Answer: dowel is 24.5 long

Step-by-step explanation:

If Lana cuts 2 pieces of every 7 inches from dowel that means each piece is of 3.5 inches, and she needs total 7 pieces for a project so;

3.5*7=24.5

4 0
3 years ago
The measures of the angles of a triangle are shown below. find the measure of the smallest angle ​
riadik2000 [5.3K]

Answer:

Smallest angle : 44°

Step-by-step explanation:

hope it helps ʕ•ᴥ•ʔ

3 0
3 years ago
Read 2 more answers
colby and jaquan are growing bacteria in an experiment in a laboratory. Colby starts with 50 bacteria in his culture and the num
kaheart [24]
To get started, we will use the general formula for bacteria growth/decay problems:

A_{f} =  A_{i} ( e^{kt} )

where: 
A_{f} = Final amount
A_{i} = Initial amount
k = growth rate constant
t = time


For doubling problems, the general formula can be shortened to:

kt = ln(2)

Now, we can use the shortened formula to calculate the growth rate constant of both bacteria:

Colby (1):
k_{1} = ln(2)/t
k_{1} = ln(2)/2 = 0.34657 per hour

Jaquan (2):
k_{2} = ln(2)/t
k_{2} = ln(2)/3 = 0.23105 per hour

Using Colby's rate constant, we can use the general formula to calculate for Colby's final amount after 1 day (24 hours).

Note: All units must be constant, so convert day to hours.

A_{f1} = 50( e^{0.34657(24)})
A_{f1} = 204,800

Remember that the final amount for both bacteria must be the same after 24 hours. Again, using the general formula, we can calculate the initial amount of bacteria that Jaquan needs:

A_{f2} = 204,800 =  A_{i2} ( e^{0.23105(24)} )
A_{i2} = 800

3 0
3 years ago
A home casts an 85 foot shadow. At the same time, a bush casts a 10 foot shadow. If the bush is 6 feet tall, how tall is the hou
MAVERICK [17]

Answer:

81 feet

Step-by-step explanation:

10-6=4, an extra 4 ft geets added to the bush

Of we apply this to the house aswell

85-4=81

The shadow casts an extra 4 feet

5 0
4 years ago
Read 2 more answers
A baker has 5 pounds of sugar she divides them equally into three containers she then uses one container to bake a pie write an
balu736 [363]
I think 5 divide by 3
7 0
4 years ago
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