3 years ago

Which algebraic expression means “four less than three times a number”?

Mathematics

1 answer:

Monica [59]3 years ago

5 0

It’s 3n-4

I might be right or wrong

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Solve for unknown: 45/15=R/9

lora16 [44]

$~~~~~~~\dfrac{45}{15} = \dfrac{R}9\\\\\\\implies \dfrac{R}9 = 3\\\\\\\implies R = 9 \times 3\\\\\\\implies R =27$

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2 years ago

Solve for t and show your work in details please

disa [49]

Answer:

0t=8

Step-by-step explanation:

3t+4=12+3t

3t-3t=12-4

0t=8

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3 years ago

Older headstones are often difficult to read due to weathering that has worn away their letters. This is an example of which of

zavuch27 [327]

Answer:

Abrasion

Step-by-step explanation:

Abrasion is the process of scraping or wearing away something. If weathering has worn away the letters, it has been abrasion weathering.

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2 years ago

There are fifty people standing in the concession line at the movies. Two fifths of them, want to purchase popcorn. One half of

svlad2 [7]

I think the answer is B. 20 people

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3 years ago

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Simplify. Write your answer with a positive exponent.<br><br><img src="https://tex.z-dn.net/?f=%285q%5E4%29%5E3" id="TexFormula1

tresset_1 [31]

Answer:

5q^7

Step-by-step explanation:

When multiplying exponents(if positive), you must add them together. So, (5q^4)³ will be 5q^7 because the exponents were positive and they were multiplying so you add them together and leave the variable and number 5 alone.

Hope this helps! :)

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3 years ago

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