Equations
Fold
Math OP
Unfold
Linear algebra
Unfold
On line Solution of Monovariate Equation：
Input any unary equation directly, and then click the "Next" button to obtain the solution of the equation.
It supports equations that contain mathematical functions.
Input any unary equation directly, and then click the "Next" button to obtain the solution of the equation.
It supports equations that contain mathematical functions.
Current location：Equations > Monovariate Equation > The history of univariate equation calculation > Answer
Overview: 1 questions will be solved this time.Among them
☆1 equations
[ 1/1 Equation]
Work: Find the solution of equation (0.341+0.249×10-3×(900+t)/2)×(900-t)/0.23 = 792 .
Question type: Equation
Solution:Original question:
| ( | 341 1000 | + | 249 1000 | × | 10 | − | 3 | ( | 900 | + | t | ) | ÷ | 2 | ) | ( | 900 | − | t | ) | ÷ | 23 100 | = | 792 |
| Left side of the equation = | 341 1000 | ( | 900 | − | t | ) | × | 100 23 | + | 249 1000 | × | 10 | ( | 900 | − | t | ) | × | 100 23 | − | 3 | ( | 900 | + | t | ) | ÷ | 2 | × | ( | 900 | − | t | ) | × | 100 23 |
| = | 341 230 | ( | 900 | − | t | ) | + | 249 23 | ( | 900 | − | t | ) | − | 150 23 | ( | 900 | + | t | ) | ( | 900 | − | t | ) |
| = | 341 230 | × | 900 | − | 341 230 | t | + | 249 23 | ( | 900 | − | t | ) | − | 150 23 | ( | 900 | + | t | ) | ( | 900 | − | t | ) |
| = | 30690 23 | − | 341 230 | t | + | 249 23 | ( | 900 | − | t | ) | − | 150 23 | ( | 900 | + | t | ) | ( | 900 | − | t | ) |
| = | 30690 23 | − | 341 230 | t | + | 249 23 | × | 900 | − | 249 23 | t | − | 150 23 | ( | 900 | + | t | ) | ( | 900 | − | t | ) |
| = | 30690 23 | − | 341 230 | t | + | 224100 23 | − | 249 23 | t | − | 150 23 | ( | 900 | + | t | ) | ( | 900 | − | t | ) |
| = | 254790 23 | − | 2831 230 | t | − | 150 23 | ( | 900 | + | t | ) | ( | 900 | − | t | ) |
| = | 254790 23 | − | 2831 230 | t | − | 150 23 | × | 900 | ( | 900 | − | t | ) | − | 150 23 | t | ( | 900 | − | t | ) |
| = | 254790 23 | − | 2831 230 | t | − | 135000 23 | ( | 900 | − | t | ) | − | 150 23 | t | ( | 900 | − | t | ) |
| = | 254790 23 | − | 2831 230 | t | − | 135000 23 | × | 900 | + | 135000 23 | t | − | 150 23 | t | ( | 900 | − | t | ) |
| = | 254790 23 | − | 2831 230 | t | − | 121500000 23 | + | 135000 23 | t | − | 150 23 | t | ( | 900 | − | t | ) |
| = | - | 121245210 23 | + | 1347169 230 | t | − | 150 23 | t | ( | 900 | − | t | ) |
| = | - | 121245210 23 | + | 1347169 230 | t | − | 150 23 | t | × | 900 | + | 150 23 | t | t |
| = | - | 121245210 23 | + | 1347169 230 | t | − | 135000 23 | t | + | 150 23 | t | t |
| = | - | 121245210 23 | − | 2831 230 | t | + | 150 23 | t | t |
| - | 121245210 23 | − | 2831 230 | t | + | 150 23 | t | t | = | 792 |
t≈-898.180202 , keep 6 decimal places
There are 1 solution(s).
解一元一次方程的详细方法请参阅：《一元一次方程的解法》