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tekilochka [14]
3 years ago
10

8a – 6+2=-7+ 7a solve the

Mathematics
1 answer:
Kisachek [45]3 years ago
7 0

A = -3

8a-6+2=-7+7a

Add 2 to -6

8a-4=-7+7a

Subtract 7a from 8a

Add 4 to -7

Then you get

A= -3

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write the formula of gravitational force between two bodies of mass 'x'and 'y' kept at a distance 'r'​
Rudik [331]

\huge \orange{F =G.\frac{xy}{r^2}}

Step-by-step explanation:

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  • Distance at which they are kept is r

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5 0
2 years ago
Simplify each of the following and so that the result is a composite number
grin007 [14]

Answer:

1. 728

2. 725

Step-by-step explanation:

Using order of operations:

1. 5×11×13+13=715+13=728

2. 6×5×4×3×2×1+5=720+5=725

8 0
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What is the base of the natural logarithm function f(x) = ln(x)? Explain how you know.
Zarrin [17]

Answer:

base = e

Step-by-step explanation:

The general log function is defined as

f(x)=\log_a x             .... (1)

where, a is the base of the log function.

The natural logarithm function is

f(x)=\ln x

It can be rewritten as

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where, e is a constant or Euler's number is:

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On comparing (1) and (2) we get

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4 0
3 years ago
Sandra bought 30 T-shirts at the clothing store. 20% of the T-shirts were blue and half of the T-shirts were black. How many of
insens350 [35]
So you have 20% of blue and 50% of black.
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8 0
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Whitepunk [10]

Answer:

Graph the inequality by finding the boundary line, then shading the appropriate area.

y < 3 + x/2

Step-by-step explanation:

7 0
4 years ago
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