2 years ago

What is the value of expression 5x -7

Mathematics

1 answer:

Hunter-Best [27]2 years ago

5 0

Answer: don't know sorry

Step-by-step explanation:

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Y varies directly with x. When x is 4 y is 8. Find y when x = 10.

grandymaker [24]

Step-by-step explanation:

y = 4 when x = 8 So, 4 = 8k

k = 1/2

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Therefore, when x = 10, y = (1/2)(10) = 5

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viktelen [127]

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Step-by-step explanation:

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2 years ago

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2 years ago

What percent of 40 is 28.4?

zalisa [80]

71% of 40 is 28.4

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Change the decimal to a percentage by multiplying by 100:
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GrogVix [38]

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Step-by-step explanation:

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3 years ago

￼ What is the value of expression 5x -7

What is the value of expression 5x -7