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headbang
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How to calculate with two unknowns.
Solve..
\(\displaystyle 4x-5y=7\)
\(\displaystyle 3y-2x=1\)
Solve..
\(\displaystyle 4x-5y=7\)
\(\displaystyle 3y-2x=1\)
headbang said:How to calculate with two unknowns.
Solve..
\(\displaystyle 4x-5y=7\)
\(\displaystyle 3y-2x=1\)
To calculate with two unknowns, you will need two equations with two variables. You can then use algebraic methods such as substitution or elimination to solve for the values of the unknown variables.
In most cases, solving for two unknowns will require algebraic methods. However, there are some special cases where you can use graphical or numerical methods to find the values of the unknown variables.
Solving for two unknowns is important in many areas of science, such as physics, chemistry, and engineering. It allows us to find the relationships between different variables and make predictions or solve problems.
If you have more than two unknowns, you will need an equal number of equations to solve for all the variables. You can use the same algebraic methods, but it may be more complex and time-consuming.
No, you will need at least two equations to solve for two unknowns. If you only have one equation, you will have an infinite number of solutions and cannot determine the exact values of the unknown variables.