Explanation:
1) a)4x-2=3x+3
4x-3x=3+2
x=5
b) 3(5)+3
LM=15+3=18
2)a) opposite angles in a cylic quadrilateral =180
x+85=180
x=180-85
x=95°
b)y+74=180
y=180-74
y=106°
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