3 years ago

Describe and correct the error in evaluating the expression. 9 + 2 x 3 = 11 x 3 = 33

Mathematics

1 answer:

Vinil7 [7]3 years ago

3 0

Answer:

so basically is right how you write but multiplication goes first

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Can someone answer this for me pls!!!! 40 points!!

Bumek [7]

Answer: x1 = 10

x2 = 16

x3 = 28

Step-by-step explanation:

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3 years ago

2. A package of paper towels contains 3 rolls. Each package of paper towels costs $2.79. A function, f(x), is written to represe

kolbaska11 [484]

Answer:

Step-by-step explanation:

Let x be the number of packages of paper towels.

Each package of paper towels costs $2.79.

Then x packages of paper towels cost $2.79x.

Hence, a function f(x) is

$f(x)=2.79x$

Practically, you can buy 0 packages, 1 package, 2 packages and so on, only whole numbers of packages, so practical domain is all whole numbers.

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3 years ago

One method of indirect measurement involves setting up a right triangle and measuring one of the

Alekssandra [29.7K]

Obligue I think it should be

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3 years ago

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Use the function below to find F(-4).<br><br> F(x) = 2^x

Amiraneli [1.4K]

To answer this item, note that what needs to be done is to substitute -4 to all x's in the equation. That is,
F(x) = 2^x
will become,
F(-4) = 2^(-4) = 1/16 or 0.0625

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3 years ago

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Please help me ASAP. For homework due right now

sveta [45]

Answer:

at least 20 rows.

Step-by-step explanation:

when you add the students, teachers, and chaperones, it comes to 159. then you divide 159 by the number of seats each row has, so 159/8 = 19.875, you would have to round to the nearest whole number so 20 should be correct.

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3 years ago