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bixtya [17]
3 years ago
9

Solve the system of equations by using substitution.

Mathematics
1 answer:
olga nikolaevna [1]3 years ago
6 0

Answer:

d. (8,-7)

Step-by-step explanation:

First solve for one of the variables, I chose r so there were no fractions. Then plug r into the other equation and solve for s. then plug your solved s value into the equation in which you solved for r to obtain the value of r. (r,s) = (8,-7)

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