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dolphi86 [110]
3 years ago
13

Solve the equation. −2 1/4=r−4/5 will give brainiest for the first correct answer!!!

Mathematics
1 answer:
STatiana [176]3 years ago
6 0

Answer:

r = -1 9/20

Step-by-step explanation:

-2 1/4 = r - 4/5

Switch sides:

r - 4/5 = -2 1/4

Add 4/5 to both sides.

r = -2 1/4 + 4/5

Change the mixed numeral into a fraction:

r = -9/4 + 4/5

The LCD is 20.

r = -45/20 + 16/20

r = -29/20

r = -1 9/20

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Is the square root of 12 irrational rational
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<u><em>*</em></u><u><em>100% correct answers</em></u>

Question 1

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Question 3

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6 0
4 years ago
-2(b+5)= -6<br> What is b?
Varvara68 [4.7K]

Answer:

b= −2

Step-by-step explanation:

Please mark brainliest:)

have a nice day:)

7 0
3 years ago
Read 2 more answers
HELP ME PLEASE ITS BEEN 2 HOURS PLS HELP 3/3//3/3/
Citrus2011 [14]
<h3>Given:</h3>

Length of the base edge (a) = 5 cm

Height of the pentagonal prism (h) = 10 cm

<h3>To Find:</h3>

The Lateral Surface Area of the Pentagonal Prism.

<h3>Formula:</h3>

Lateral Surface Area of a Pentagonal Prism = 5ah

<h3>Solution:</h3>

Lateral Surface Area = 5 (5) (10)

Lateral Surface Area = 5 (50)

Lateral Surface Area = 250 sq.cm

<h2>Answer:</h2>

250 sq.cm

3 0
3 years ago
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