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USPshnik [31]
3 years ago
5

In your own words,define a system of equations

Mathematics
1 answer:
lesya692 [45]3 years ago
8 0
First you solve for X then substitute the number you got for X and then solve for Y.
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Evaluate the expression.<br> (15 + 6) divided by 3
pshichka [43]
7. (15+6)=21 and 21/3=7
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Assume that the distance from Earth to the moon is exactly 238,855 miles and that it took astronauts 75 hours to reach the moon
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What is the slope of the line that contains these points?
kati45 [8]

Answer:

m=-7

General Formulas and Concepts:

<u>Pre-Algebra</u>

  • Order of Operations: BPEMDAS

<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>

<em>Find points from chart.</em>

Point (39, 36)

Point (40, 29)

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

  1. Substitute:                    m=\frac{29-36}{40-39}
  2. Subtract:                       m=\frac{-7}{1}
  3. Divide:                          m=-7
8 0
3 years ago
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Step-by-step explanation:ujjj

6 0
4 years ago
Find a statement that is equivalent to the absolute value equation |9x−9|=7.
Olegator [25]

Answer:9x-9=7 or 9x-9=-7

Step-by-step explanation:

An absolute value is the distance from zero, therefore the answer can not be negative. In this case, 9x-9=7 and 9x-9=-7 both work, because 7 and -7 are the same distance from zero.

8 0
3 years ago
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