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3 cards from this section. Quick, good the night before a test.
What equation results when you add 5 to both sides of the equation 2x + 3 = 10?
Think about keeping the equation balanced.
If 3a + 4 = 19, what is the value of a?
Subtract 4 from both sides first.
What is the first step in the elimination method?
Think about the method's name!
An inconsistent system of equations has?
Consider what inconsistency means.
A bicycle and a scooter together cost $60. The scooter costs twice as much as the bicycle. What are their costs?
Set up equations based on how they relate in cost.
The lengths of two sides of a rectangle are in the ratio 2:3. If the perimeter is 50 meters, find the lengths of the sides.
Relate the ratio to the perimeter equation.
5 more questions in this section. Enroll free to practise them all.
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