ellie55991
30.08.2019 •
Mathematics
What is the value of x?
x-3/7 equals 4
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Ответ:
Step-by-step
X-3/7 = 4
take -3/4 to the other side
x = 3/7 + 4
x = 3/7 + 28/7 (<=another way to write 4)
x = 31/7
Ответ:
For this case we must find the value of the variable "x" of the following expression:
So:
We multiply by 7 on both sides of the equation:
We add 3 to both sides of the equation:
Equal signs are added and the same sign is placed.
Ответ:
3w + 8 – w = 4w – 2(w – 4)
Step-by-step explanation:
The simplified forms of each of these equations are ...
2w +8 = 2w +8 . . . . . .the identity you're looking for7m -5 = 7m +7 . . . . . . never true-3y +3 = -3y -6 . . . . . . never true-2v +6 = -2v -6 . . . . . . never true