danaperry22 danaperry22
  • 03-09-2019
  • Mathematics
contestada

What is this 15=2+4-d

Respuesta :

sebastian2019 sebastian2019
  • 03-09-2019

Answer:

-9

Step-by-step explanation:

15=2+4-d

15+d=6

d=-9

Answer Link
Аноним Аноним
  • 03-09-2019

15=2+4-d

15=6-d

Move 6 to the other side

Sign changes from +6 to -6.

15-6=6-6-d

15-6=-d

9=-d

Multiply both sides by -1 to get +d

(9)(-1)=(-d)(-1)

Answer: d=-9

Answer Link

Otras preguntas

1. Find the area of each figure to the nearest tenth.
PLSSSSSSSS HELPPPPPPPPPPPP
Which of these groups is the smallest level of classification? A. Class B. Order C. Phylum D.Family​
My proofreader said that these sentences sounded weird. Can I get feedback? In the past decade, self-driving cars have crashed the market in many of the technol
cosa sono le proteine​
How can the power of an object required to lift a mass up a height be increased ? A .reduce the height B .reduce the mass C .increase the time D .reduce the ti
To get from guatemala's capital city to honduras , which direction must you travel ? A.North B.South C.East D.West
stringed musical instrument letters: 4 letters?
How do you simply: 7n^2(-4^2+2n-5)
What is the value of 4.2(46-65). A.798 b.-79.8 C.79.8 D.798. I just need the answer you don’t have to work it out