Advertisements
Advertisements
प्रश्न
The solution of the equation 3x + 7 = –20 is ______.
विकल्प
`17/7`
–9
9
`13/3`
MCQ
रिक्त स्थान भरें
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
Solve the following equations.
`5/2 x = 25/4`
Solve the following equations.
`(3l)/2 = 2/3`
Solve the following equations.
`(2b)/3 - 5 = 3`
Solve: 4(m + 3) = 18
Shifting one term from one side of an equation to another side with a change of sign is known as ______.
In whole numbers, x + 8 = 12 – 4 has ______ solution.
x – 1= ______; when 2x = 2.
If `x - 7/8 = 7/8`, then x = ______.
`9/5` is the solution of the equation 4x – 1 = 8.
If 4x – 7 = 11, then x = 4.
