Practice Examples Of Linear Equations In Two Variables (4.2.1)

Practise this section

8 questions

Flashcard drill
2 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
Write the equation 5x - 2 = 3y in standard form.
Show hintHide hint
Move all terms to one side.
Question 2.
Identify a solution for the equation y + 3 = 0.
Show hintHide hint
What happens if you set y to 0?
3Question 3.
What is the standard form of a linear equation?
- ax + by = c
- ax + by + c = 0
- y = mx + b
Show hintHide hint
Recall the format of linear equations.
4Question 4.
True or False: Linear equations in two variables have at least one solution.
- True
- False
Show hintHide hint
Think about what it means to be graphed.
Question 5.
For the equation 3x + 4y = 12, determine all integer solutions (x, y).
Show hintHide hint
Start by plugging in integers for x and solve for y.
Question 6.
Prove that a linear equation in two variables has infinitely many solutions.
Show hintHide hint
Pick a simple number like 0 and see what happens!

4 more questions in this section. Enroll free to practise them all.