3 years ago

Select the correct answer.

Mathematics

1 answer:

likoan [24]3 years ago

6 0

Answer:

x = 20

Step-by-step explanation:

Traingle ABC = Traingle DEC

4x-1×4×5 = x+2×4×5

80x-1 = 2×20x

80x-20x = 2+1

60x = 3

60÷3 = x

x = 20

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densk [106]

Answer:

Step-by-step explanation:

hope this helps i took the test

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3 years ago

Consider the enlargement of the rectangle. Use the proportion to find the missing dimension bod the original rectangle. (Sorry t

fgiga [73]

Here's the right way:

$\dfrac{x}{\frac 3 5} = \dfrac{20}{12}$

$x = \dfrac{20}{12} \cdot \dfrac{3}{5} = 1$

Here's the way they want you to do it:

$\dfrac{x}{\frac 3 5} = \dfrac{20}{12}$

$12 x = 20 \times \dfrac{3}{5} = 12 \textrm{ FIRST BOX}$

$x = 12/12 = 1 \textrm{ SECOND BOX}$

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Answer:

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Step-by-step explanation:

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What the percent increase from 18 to 26

mina [271]

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Solve for :<br> We now want to solve for 2.<br> - 40 + 11 = -1

elixir [45]

Answer:

False

Step-by-step explanation:

Since -40+11 does not equal -1, it is False.

So, your answer is "false"

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