3 years ago

MATH please heeeeeeelp

Mathematics

2 answers:

Sunny_sXe [5.5K]3 years ago

7 0

Step-by-step explanation:

Its additive inverse!

VARVARA [1.3K]3 years ago

6 0

It is addictive inverses

You might be interested in

How many decibels is this? show work

slavikrds [6]

Answer:

115 dB

Explanation:

1. Given equation:

$\beta =10log(\frac{I}{I_0})\\\\ I_0=10^{-12}W/m^2$

2. Given intensity:

$I=0.315W/m^2$

3. Decibels

$\beta =10log(0.315/10^{-12})\\ \\ \beta =10log(315,000,000,000)\\ \\ \beta =10(11.498)=114.98\approx 115$

4 0

3 years ago

Complete the table with values for x or y that make this equation true: 3x+y=15

Ipatiy [6.2K]

Answer:

x=5

y=0

x=1

y=12

Step-by-step explanation:

I guess you can make it up as long as it equals 15, I guess that's what the question is saying??

7 0

3 years ago

Show your work for -4x+3(2x-5)=31

mina [271]

Step-by-step explanation:

$- 4x + 3(2x - 5) = 31 \\ - 4x + 6x - 15 = 31 \\ 2x - 15 = 31 \\ 2x = 31 + 15 \\ 2x = 46 \\ x = 46 \div 2 \\ x = 23$

4 0

2 years ago

3) Solve the system using substitution. Show all work. -4x + 3y = 23 y = -7x - 9

Rina8888 [55]

Answer:

x = -2

Step-by-step explanation:

-4x + 3y = 23

y = -7x - 9 // *-3

-4x + 3y = 23

-3y = 21x -27

+++++++++++++++++++

-4x = 21x + 50

-50 = 25x

x = -2

5 0

2 years ago

Augustus ruled the roman empire from 27 BC to AD 14.For how many years did he rule?

Semmy [17]

Answer:

40 years

Step-by-step explanation:

He was also the first Roman Emperor

4 0

3 years ago

MATH please heeeeeeelp​

MATH please heeeeeeelp