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4 years ago

-25=-6x+5y 2x-5=y solve by substitution

Mathematics

1 answer:

Citrus2011 [14]4 years ago

3 0

If you need clarification just reply back so I can help

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Find the mean of the number set. 93, 81, 94, 78, 89, 92, 94, 99 Your answer divided by 7

dimaraw [331]

Answer:

mean= 90

Step-by-step explanation:

The mean is the terms added together, then divided by the number of terms (in this case, 8):

$93+81+94+78+89+92+94+99=720\\\\\frac{720}{8} =90$

Done.

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4 years ago

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Please help me! (probability models)

Elden [556K]

First you find the total, 40, then you find how many large or blue there are, 28 then you divide by the total to be 28/40 or 7/10

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3 years ago

The product of 4 and the sum of a number x and 8

Nesterboy [21]

Answer:

8(x+3)

Explanation:

"The product of 8 and" means 8 is going to be multiplied times another quantity. "...the sum of a number x and 3" means that 8 is going to be multiplied times (x+3).

This is represented by 8×(x+3), which simplifies to 8(x+3).

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3 years ago

Simplify: 18 + 8 + 2 (-5) -4 a. -10 b. -18 C. -81 d. -73

Vlada [557]

That would be d -73

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3 years ago

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Serious answers Please

Arisa [49]

5/7 = x/210

using cross products

5*210 =7x

divide by 7

5*210/7 =x

150=x

there will be 150 notebooks sold

5 0

4 years ago