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ollegr [7]
3 years ago
11

Find the area of a rectangle whose length is 5x + 7 and whose width is 2x, in terms of x

Mathematics
1 answer:
NikAS [45]3 years ago
7 0

Answer:

A=10x^2+14x

Step-by-step explanation:

A=wL

w=2x

L=5x+7

A=2x(5x+7)

A=10x^2+14x

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There are 20 light bulbs in 5 packages.Complete the table to find the rate that gives you the number of light bulbs in 3 package
blondinia [14]
Given that t<span>here are 20 light bulbs in 5 packages.

The table to find the rate that gives you the number of light bulbs in 3 packages is given as follows:

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Three different ways in which the rate can be written are:

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7 0
3 years ago
Suppose there are two types of persons: high-ability and low-ability. A particular diploma costs a high-ability person $10,000 a
tekilochka [14]

Answer:

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Step-by-step explanation:

In order for the screening device to be effective, the range of k must be such that, it is more than the pay of a worker without diploma. The extra amount must at least be equal to the cost of diploma

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8 0
4 years ago
What percent of discount should be given in a doll costing Rs 180
wolverine [178]

Answer:

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Step-by-step explanation:

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Now per cent of discount:

20/180 * 100 = 11.111111111111111111111%

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3 0
3 years ago
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Step-by-step explanation:

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