8. (3y -10) + 2y = 180
3y -10 + 2y = 180
3y + 2y. = 180 + 10
5y = 190
y= 190/5
= 38° (A)
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8. (3y -10) + 2y = 180
3y -10 + 2y = 180
3y + 2y. = 180 + 10
5y = 190
y= 190/5
= 38° (A)