Answer:
k+2 or k=2
Step-by-step explanation:
combine -5 and 7 to get your answer
K+2
K - 5 + 7 ....add -5 and 7
10X + 20 +5X +25 = 180
15x=180-45
X= 135/15
X=9
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9F
-5...-4...-3...-2...-1...0...1...2...3