n is a number
"the sum of <span>a number and twelve" is (n+12)
"</span><span>Six times the sum of a number " is 6(n+12)

6(n+12)=40
6n+72=40
6n=40-72
6n= - 32
n=-32/6 = -16/3 or -5 1/3</span>

3 0

3 years ago

-3x + 1 < 7 helpppppppp

Simora [160]

Answer:

x>-2

Step-by-step explanation:

to get the -3x alone, we have to subract 1 from 6

7-1 = 6

-3x<6

6/-3 = -2

flip the symbol since we divided by a negative number

x> -2

6 0

2 years ago

Read 2 more answers

A scientist uses an electron microscope to look at tiny structures called stereocillia, which sits in top of hair cells. The dia

goldenfox [79]

Answer:

Step-by-step explanation:

To write a number in scientific notation or standard form we write the number and multiply it by 10 to the power of any number

The proper format for scientific notation is a x 10^b and it is read "a times 10 to the power of b"

Given the diameter of 2.5

in standard form or scientific notation is $2.5*10^0$

6 0

3 years ago