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a.
To calculate the system of equation using graph
a.
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Answer to Problem 53E
Explanation of Solution
Given information:
Graph:
Interpretation:
Since the two lines intersect at,
Hence, the solution of the system of equation is,
b.
To calculate the system of equation using substitution
b.
![Check Mark](/static/check-mark.png)
Answer to Problem 53E
Explanation of Solution
Given information:
Formula used: substitution
Calculation:
Equation 1 is
Equation 2 is
Substituting equation 1 to equation 2,
Shifting the values,
On solving,
Shifting the values,
Square rooting,
For +2, value of y, substituting the value in equation 1,
On solving,
For -2, value of y, substituting the value in equation 1,
On solving,
Hence, the solution of the system of equation is,
c.
To calculate the system of equation using elimination
c.
![Check Mark](/static/check-mark.png)
Answer to Problem 53E
Explanation of Solution
Given information:
Formula used: elimination
Calculation:
Equation 1 is
Equation 2 is
For elimination, subtracting the equations
On solving,
So,
Square rooting,
For +2, value of y, substituting the value in equation 1,
On solving,
For -2, value of y, substituting the value in equation 1,
On solving,
Hence, the solution of the system of equation is,
Chapter 9 Solutions
Big Ideas Math A Bridge To Success Algebra 1: Student Edition 2015
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