What is the value of r in the equation 4r − 8 = 5r + 12?
−20
−1
1
20
2 answers:
Answer:
R = -20
Step-by-step explanation:
Answer
r = -20
Step-by-step explanation
4r-8=5r+12
subtract 4r from both sides of the equation
-8=r+12
subtract 12 from both sides of the equation
-20 = r
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