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.
Overview: 1 questions will be solved this time.Among them ☆1 equations
[ 1/1 Equation] Work: Find the solution of equation 20-0.5l-50÷l = 20-l . Question type: Equation Solution:Original question:
20
−
1
2
l
−
50
÷
l
=
20
−
l
Multiply both sides of the equation by:
l
20
l
−
1
2
l
l
−
50
=
20
l
−
l
l
After the equation is converted into a general formula, it is converted into: ( l + 10 )( l - 10 )=0 From l + 10 = 0 l - 10 = 0 it is concluded that:: l1=-10 l2=10 There are 2 solution(s).