3 years ago

Which word phrase can you use to represent the algebraic expression 3m

Mathematics

1 answer:

Ulleksa [173]3 years ago

4 0

Honestly this sounds like its asking to put it in word form so " three times m"

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Step-by-step explanation:

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What is the result of converting 8 gallons to quarts? Remember, there are 4 quarts in a gallon. A.16 quarts B.4 quarts C.2 quart

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Every 100 tons of the earth's crust contain about 28 tons of silicon. What is the ratio of the weight of silicon to the weight o

d1i1m1o1n [39]

<h3>Answer:</h3>

28/100 = 7/25
100/28 = 25/7

<h3>Explanation:</h3>

The wording "the ratio of A to B" means A/B.

Here, "the ratio of the weight of silicon to the weight of crust" means ...

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Canceling common factors (and common units), this is ...

... 28/100 = 7/25

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Then "the ratio of the weight of crust to the weight of silicon" means ...

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4 years ago

WILL GIVE BRAINLIEST!!!

ankoles [38]

Answer:

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Step-by-step explanation:

$- x + y = 4 \\ \therefore \: y = x + 4...(1) \\ \& \: 3x - 4y = - 13....(2) \\ substituting \: y = x + 4 \: in \: equation \: (2) \\ 3x - 4(x + 4) = - 13 \\ 3x - 4x - 16 = - 13 \\ - x = 16 - 13 \\ - x = 3 \\ \huge \red{ \boxed{x = - 3}} \\ plug \: x = - 3 \: in \: equation \: (1) \\ y = - 3 + 4 \\ \huge \purple{ \boxed{y = 1}} \\ \\ \orange{ \boxed{ \bold {\therefore \: (x, \: \: y) = ( - 3, \: \: 1)} }}$

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tekilochka [14]

You can inspect element and see right answer

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