Overview: 6 questions will be solved this time.Among them
☆6 equations
[ 1/6 Equation]
Work: Find the solution of equation 0.6x+4.9 = 11.9+0.1x .
Question type: Equation
Solution:Original question:| | 3 5 | x | + | 49 10 | = | 119 10 | + | 1 10 | x |
Transposition :
| | 3 5 | x | − | 1 10 | x | = | 119 10 | − | 49 10 |
Combine the items on the left of the equation:
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
[ 2/6 Equation]
Work: Find the solution of equation 0.7x+2.8 = 4.3+0.4x .
Question type: Equation
Solution:Original question:| | 7 10 | x | + | 14 5 | = | 43 10 | + | 2 5 | x |
Transposition :
| | 7 10 | x | − | 2 5 | x | = | 43 10 | − | 14 5 |
Combine the items on the left of the equation:
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
[ 3/6 Equation]
Work: Find the solution of equation 0.3x+0.8x+3.2 = 9.8 .
Question type: Equation
Solution:Original question:| Left side of the equation = | 11 10 | x | + | 16 5 |
The equation is transformed into :
Transposition :
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
[ 4/6 Equation]
Work: Find the solution of equation 0.5x+0.3x-2.6 = 1.4 .
Question type: Equation
Solution:Original question:| Left side of the equation = | 4 5 | x | − | 13 5 |
The equation is transformed into :
Transposition :
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
[ 5/6 Equation]
Work: Find the solution of equation 0.8x+1.2 = 1.9+0.1x .
Question type: Equation
Solution:Original question:
Transposition :
Combine the items on the left of the equation:
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
[ 6/6 Equation]
Work: Find the solution of equation 0.9x-3.4 = 5.4+0.1x .
Question type: Equation
Solution:Original question:| | 9 10 | x | − | 17 5 | = | 27 5 | + | 1 10 | x |
Transposition :
| | 9 10 | x | − | 1 10 | x | = | 27 5 | + | 17 5 |
Combine the items on the left of the equation:
Combine the items on the right of the equation:
The coefficient of the unknown number is reduced to 1 :
We obtained :
This is the solution of the equation.
Your problem has not been solved here? Please go to the Hot Problems section!