What is 2v+7=3 of this equation

Answers

Answer 1

Answer: $2v+7=3 \n\n 2v=3-7 \n\n 2v=-4 \ \ |:2 \n\n \boxed{v=-2}$

Answer 2

Answer: 2v + 7 = 3
- 7 - 7
2v = - 4
v = - 2

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Reduce 7y + 2y 2 - 7 by 3 - 4y?

Answers

(7y+2y2−7)−(3−4y)

=7y+4y+2y2−7−3

=11y−2y2−10

Hope this helps

A closed container has 5.04 ⋅ 1023 atoms of a gas. Each atom of the gas weighs 1.67 ⋅ 10–24 grams.Which of the following shows and explains the approximate total mass, in grams, of all the atoms of the gas in the container?

Answers

Answer:

Step-by-step explanation:

Each atom of the gas weighs 1.67 ⋅ 10−24 grams. 6.71 grams, because (5.04 + 1.67) ⋅ (1023⋅ 10−24 ) = 6.71. ... 0.67 grams, because (5.04 + 1.67) ⋅ (1023⋅ 10−24 ) = 6.71 ⋅ 10−1.

-6(a+8) how do I simplify ?

Answers

$-6(a+8) =-6a+(-6)\cdot 8=-6a-48$

5x + 5/4 = x − 3/9 please show work

Answers

5x + 5/4 = x - 3/9

5•x + 5/4 = x - 3/9

144x = -57

x = -19
48
≈ -0.395833

Point A, located at (-2, 4), is translated down 6 units. What are the coordinates of A'?(-8, 4)
(-8, -2)
(-2, -2)
(-2, 4)

Answers

(-8, 4) hope that helps

Answer:

8,4

Step-by-step explanation:

120 books increased by 55%

Answers

Simplest way to do this:
number of books= 120
percentage represented by 120= 100%
increase current percent by 55%= 155%

: . 55% increase = original number of books * (155%)
= 120 * (155/100)
= 186

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