9 + 3y - 2y = 14
get the variable "y" by itself by subtracting 9 to both sides (to balance equation)
3y - 2y = 14 - 9
y(3 - 2) = 5
y * 1 = 5
y = 5
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13...... 9 plus 5 equals 14...... 14 minus 1 equals 13
71
11 plus 5-10 plus 20-9 plus 14-10 is equal to 21
-14
-7x + 5 = -9 -7x = -14 7x = 14 x = 2