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3 years ago

6

When Andrei surveyed 36 random seventh-grade students in the lunchroom, he found that 7 out of 9 would like to try or have alrea

dy tried snorkeling. Using proportional reasoning, about how many of the 810 seventh-grade students in his school would like to snorkel?

1 answer:

Masja [62]3 years ago

6 0

Answer:

603

Step-by-step explanation:

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Which measurement statement is correct?

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Answer:

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What is the rate of Change of the line through (1,-3) and (0,-1)

andreyandreev [35.5K]

Answer:

$m=-2$

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

Brackets
Parenthesis
Exponents
Multiplication
Division
Addition
Subtraction

Left to Right

<u>Algebra I</u>

Slope Formula: $m=\frac{y_2-y_1}{x_2-x_1}$

Step-by-step explanation:

<u>Step 1: Define</u>

Point (1, -3)

Point (0, -1)

<u>Step 2: Find slope </u><em><u>m</u></em>

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Add/Subtract: $m=\frac{2}{-1}$
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3 years ago

Unknown interior for 65° and 45°

fomenos

To find the answer, use this equation:
65 + 45 + x = 180
Simplify:
110 + x = 180
Subtract:
x = 70
Your unknown interior is 70

Hope this helps!! :)

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3 years ago

What is the solution to the system of equations?

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Answer:

A solution to a system of equations is a set of values for the variable that satisfy all the equations simultaneously. In order to solve a system of equations, one must find all the sets of values of the variables that constitutes solutions of the system.

Step-by-step explanation:

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