The correct answer is b :)
Answer:
r=8
hope this helps
have a good day :)
Step-by-step explanation:
Answer:
15x - y = - 6.....15x + 6 = y...so we sub in 15x + 6 in for y on the other equation
5x - 3y = -13
5x - 3(15x + 6) = -13 <== the new equation
Step-by-step explanation:
Answer:
should be 17
Step-by-step explanation:
