Paul's average for 3 tests was 85. The average of his scores for the first 2 tests was also 85. What was his score for the third
1 answer:
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<u>Given</u>:
The system of linear equations are and
We need to determine the solution to the system of equations using substitution method.
<u>Solution</u>:
The solution can be determined using the substitution method.
Let us substitute in the equation
Thus, we have;
Thus, the value of y is -17.
Substituting in the equation
, we get;
Thus, the value of x is -13.
Hence, the solution to the system of equations is (-13,-17)
Answer:
The solution to the graph is (5,7)
Step-by-step explanation:
I just plug these equations into Desmos, and it gives the point of the solution!
