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astra-53 [7]
1 year ago
12

(1+-1)8+7(1+-1) I can’t find answer to this one it was on my map test

Mathematics
2 answers:
Gwar [14]1 year ago
5 0
83847293837373838389393939399393939393
lions [1.4K]1 year ago
3 0

Answer: 0

Step-by-step explanation:

PEMDAS

1. Parentheses First:

(0)8 + 7(0)

Multiply (anything multiplied by 0 is 0)

0 + 0

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An abstract sculpture in the form of a triangle has a base 21 meters and a height of 12 meters. Find the are of the triangle.
charle [14.2K]
The area of a triangle could be determined using the following formula
\boxed{a= \frac{1}{2} \times b \times h}

plug in the numbers
a =  \frac{1}{2} \times 21 \times 12
a =  \frac{1}{2} \times 252
a= \frac{252}{2}
a = 126

The area of the triangle is 126 square meters
8 0
2 years ago
Which expression use the associative property to make it easier to evaluate 20 (3/5 × 6)
Marizza181 [45]

Answer:

C

Step-by-step explanation:

7 0
3 years ago
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When individuals in a sample of 150 were asked whether or notthey supported capital punishment, the following information was ob
tensa zangetsu [6.8K]

Answer:

a. distribution is uniform

Step-by-step explanation:

Given that  a sample of 150 were asked whether or notthey supported capital punishment.

3)

we prepare contingency tab

Expected = 50 50 50

Chisquare = 4

chi square 2 2 0 4

p value 0.135

Since p >0.05 we accept H0

a. distribution is uniform

3 0
3 years ago
Which of the following equations matches the function shown above?
inessss [21]

Answer:

the answer is D.

Step-by-step explanation:

3 0
3 years ago
Help please?!!!!!!!!
guajiro [1.7K]

Answer:

12x + 3

General Formulas and Concepts:

<u>Pre-Algebra</u>

  • Distributive Property

<u>Algebra I</u>

  • Combining Like Terms

Step-by-step explanation:

<u>Step 1: Define</u>

6 + 4(3x - 2) + 5

<u>Step 2: Simplify</u>

  1. Distribute 4:                              6 + 12x - 8 + 5
  2. Combine like terms (Z):            12x + 3
8 0
3 years ago
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