Answer:
x<6
Step-by-step explanation:
x+1 < 7
Subtract 1 from each side
x+1-1<7-1
x <6
Answer:
I would say plane XYN
Step-by-step explanation:
Answer:
can u please type out the photo is too dark to see the questions
Step-by-step explanation:
Sum of all adjacent angles is 180°.
3x + 12 + x = 180
4x + 12 = 180
4x = 168
x = 42°
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Answer: x = 42°
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Answer: each of his friends got 24 marbles
Step-by-step explanation:
216 / 3 = 72
72 / 3 = 24