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prisoha [69]
2 years ago
12

X+25+7x-65=180 solve for x

Mathematics
2 answers:
Gnesinka [82]2 years ago
8 0

Answer:

x = 27.5

Step-by-step explanation:

(x + 25) + (7x - 65) = 180

8x - 40 = 180

8x = 220

x = 27.5

(27.5) + 25 + 7(27.5) - 65 = 180

52.5 + 192.5 - 65 = 180

245 - 65 = 180

180 = 180

kozerog [31]2 years ago
6 0
X = 27.5

8x = 220, so 220/8 = 27.5
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const2013 [10]

Answer:just do the math mate

Step-by-step explanation:

6 0
3 years ago
QUESTION - What is -2(3x + 12y - 17x - 16y + 4) simplified? ANSWERS A. -40x + 8y + 2 B. 28x + 8y + 2 C. 28x + 6y + 2 D. -28x - 8
erica [24]

Answer:

28 + 8y - 8

Step-by-step explanation:

According to the problem;

-2(3x + 12y - 17x - 16y + 4)

Collecting like terms;

-2(3x -17x + 12y - 16y + 4)

-2(-14x - 4y + 4)

28 + 8y - 8

None of the options matches the correct answer.

8 0
2 years ago
Dawson says that the expression (2 4/10+8 4/5(
Katen [24]

Answer:

56/5

Step-by-step explanation:

2 4/10=24/10

8 4/5=44/5

24/10+44/5=24/10+88/10=112/10=56/5

7 0
3 years ago
What do I plug into a calculator to find the value of 831 after a 12% increase?
Alexandra [31]

Answer:

plug in d 831×12 into the caculator

6 0
2 years ago
Read 2 more answers
Jerry has a CD case that contains 4
kvv77 [185]

Answer:\frac{1}{15}

Step-by-step explanation:

Given

There are

4 country music CD

1 rock and roll CD

2 rap CD

3 Tejano CD

\text{Probability that Jerry randomly select a Tejano CD and then a rap CD from his case}=\text{Probability of selecting a Tejano CD}\times \text{Probability of selecting a rap CD}

P=\frac{3}{10}\times \frac{2}{9}

P=\frac{2}{30}

P=\frac{1}{15}

4 0
2 years ago
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