Answer:
In the elimination method you either add or subtract the equations to get an equation in one variable. When the coefficients of one variable are opposites you add the equations to eliminate a variable and when the coefficients of one variable are equal you subtract the equations to eliminate a variable.
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<h2>
Answer:
</h2>
20 x + 500 y cents
<h2>
Step-by-step explanation:
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20 x cents already given in question
converting 5 y dollars into cents (1 dollar=100 cents, 5 dollars =500 cents)
5 y dollars =500 y cents
20 x cents+500 y cents
20 x + 500 y cents

Infinite solutions. This equality is true for any value of n.
a.
The angle of the triangle with the greatest measure is ∠A
<h3>What is a triangle?</h3>
A triangle is a polygon with three sides and three angles.
Analysis:
For the triangle, ABC the angle facing the side with the greatest measure is the angle with the greatest measure. From the given information side BC is the side with the greatest measure and the angle facing it is ∠A.
In conclusion, the angle with the greatest measure is ∠A
Learn more about triangles: brainly.com/question/191934
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