IGCSE /Grade 10
Maths MCQ Based On Solving simultaneous equations using any method
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IGCSE Grade 10 Maths Solving simultaneous equations using any method
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Consider whether the equations have variables that can be easily isolated for substitution or if eliminating variables by addition/subtraction is more appropriate.
Put the value of x and y in both equations.
Try eliminating one variable by multiplying one or both equations by suitable numbers, then solve for the remaining variable.
Solve for x and then for y
Multiply the first equation by 2 and the second equation by 4 to create opposite coefficients for the x term when added together.
Consider multiplying one or both equations by suitable numbers to get a common factor, then rearrange the equations.
Solve for x and y.
Solve for x and y.
Put value of x from one equation to other.
Solve for x first and then y using elimination method.
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