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2 years ago

\left(x+3,\ y-6\right).

Mathematics

1 answer:

erastovalidia [21]2 years ago

3 0

Say left is your mom and that would mean the answer would be 38922938829

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Find surface area please

MArishka [77]

Answer:

203

Step-by-step explanation:

When calculating surface area, you add the area of each side.

Base: LxW = 7x7 = 49

Triangle Sides: 1/2 b x h = 1/2(7) x 11 = 38.5

4 sides: 38.5x4 = 154

154+49 = 203

3 0

3 years ago

(2.5×10−8)(9×10−10)<br><br> Express your answer in scientific notation.

Lunna [17]

Answer: 2.25x $10^{-17}$

Scientific notation is used in science because the number can be vary from so much that using decimal is making it hard. The number expressed in $10^{x}$ form. Both number in the question is already in scientific notation. Then to multiply the number and keep it at scienfitic notation the calculation should be:

2.5 x $10^{-8}$ x 9 x $10^{-10}$ = 22.5 x $10^{-18}$ = 2.25x $10^{-17}$

6 0

2 years ago

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What is the simplest form of this expression?<br> 4(y + 2) - 2

Semenov [28]

The simplest form is 4y+6?

you distribute the 4 to everything in the parentheses and then combine like terms so you would combine the 8 and -2

6 0

3 years ago

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What are compatible numbers?

castortr0y [4]

Compatible numbers are numbers that are close in value to the actual numbers and easy to add, subtract, multiply, or divide mentally. They are useful in estimating the sum, difference, product, or quotient.

7 0

3 years ago

Ira went to the movies with $35.91 in

svetlana [45]

Answer:

$13.36

Step-by-step explanation:

12.5+6.25+3.8=22.55

35.91-22.55= 13.36

6 0

2 years ago

Read 2 more answers