Answer:
X=9
Step-by-step explanation:
3x + 67 + 4x + 50 = 180
7x+117=180
7x=63
x=9
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CHECK
3(9)+67+4(9)+50=180
27+67+36+50=180
180=180
Answer: Me don’t know
Step-by-step explanation:
Answer:
-4
Step-by-step explanation: