5.4 Solving Systems by Subtraction and substitution Question: 15

Question

5.4 Solving Systems by Subtraction and substitution Question: 15

Find the solution to the system of equations by substitution.

p=q+3

3p+5p=-23

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Part 1

The solution is _____________

enter your response here.

​(Simplify your answer. Type an ordered​ pair.)

Answer 1

p = q + 3

3p +5q = -23

3(q+3) +5q = -23

8q = -32

q = -4

p = -1

(p,q) = (-1,-4)