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2 cards from this section. Quick, good the night before a test.
What is the solution to the equation 2x + y = 10 if x = 5?
Substitute x into the equation.
Given y = 3 in the equation 3x + y = 9, what is x?
Plug y into the equation to find x.
A linear equation in two variables has:
Think about the number of ways you can fill in values for two variables.
True or False: Every point on the graph of a linear equation represents a solution.
Consider how graphs are plotted with ordered pairs.
Find four unique solutions for the equation 3x + 2y = 18 and explain each step.
You can start with x = 0, then find endpoints on the graph.
Given the equation 5x + 4y = 20, create a table that shows 5 different solutions by choosing various values for x.
Start at zero for x and increase, calculating as you go.
5 more questions in this section. Enroll free to practise them all.
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