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simultaneous equation |
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Answer» Simultaneous Equations Simultaneous equations and linear equations, after studying this section, you will be able to: solve simultaneous linear equations by substitutionsolve simultaneous linear equations by eliminationsolve simultaneous linear equations using straight line graphs If an equation has two unknowns, such as 2y + x = 20, it cannot have unique solutions. Two unknowns require two equations which are solved at the sametime (simultaneously) − but even then two equations involving two unknowns do not always give unique solutions. |
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