Advertisements
Advertisements
प्रश्न
The solution of the equation 3x + 7 = –20 is ______.
विकल्प
`17/7`
–9
9
`13/3`
MCQ
रिक्त स्थान भरें
Advertisements
उत्तर
The solution of the equation 3x + 7 = – 20 is –9.
Explanation:
Consider the given equation 3x + 7 = –20
Transpose 7 to right-hand side then it becomes –7
3x = –20 – 7
3x = –27
x = `-27/3`
x = –9
shaalaa.com
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Which of the following is not allowed in a given equation?
The solution of which of the following equations is neither a fraction nor an integer?
If 7x + 4 = 25, then x is equal to ______.
In integers, 4x – 1 = 8 has ______ solution.
In natural numbers, 4x + 5 = –7 has ______ solution.
In natural numbers, x – 5 = –5 has ______ solution.
If `1/6 - x = 1/6`, then x = ______.
If `x - 7/8 = 7/8`, then x = ______.
`3/2` is the solution of the equation 8x – 5 = 7.
If 4x – 7 = 11, then x = 4.
