Linear equations 1 (Edexcel GCSE Maths): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What is an equation compared to in the analogy?
What is an equation compared to in the analogy?
A pair of balanced scales
What does the letter in an equation represent?
What does the letter in an equation represent?
An unknown number (a variable)
What is the main goal when solving a linear equation?
What is the main goal when solving a linear equation?
Get the variable on its own on one side
What must you do to keep an equation balanced?
What must you do to keep an equation balanced?
Same thing to both sides
If a variable has a number added, what operation undoes it?
If a variable has a number added, what operation undoes it?
Subtract that number from both sides
If a variable is multiplied by a number, what do you do?
If a variable is multiplied by a number, what do you do?
Divide both sides by that number
If a variable has a number subtracted, what is the inverse operation?
If a variable has a number subtracted, what is the inverse operation?
Add that number to both sides
Solve
Solve
Solve
Solve
Solve
Solve
What should you include on every line when solving equations?
What should you include on every line when solving equations?
An equals sign
How should you check your answer to an equation?
How should you check your answer to an equation?
Substitute it back into the original