All angles in a triangle add up to 180
180 = 9 + 15 + 2x - 1 + 3x
180 = 24 - 1 + 2x + 3x
180 = 23 + 5x
180 - 23 = 5x
157 = 5x
Divide both sides by 5
X = 31.4 or 157/5
Answer:
171
Step-by-step explanation:
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Not sure about the question, but answer is:
3/5* 2/5 = 6/25=0.24 =24%
