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5y-5=4y
5y-4y=5
y=5
2.4[3-2y]=15-7y
12-8y=15-7y
-8y+7y=15-12
-y=3
y=-3
3.3[2y-3]=5[y-2]
6y-9=5y-10
6y-5y=-10+9
y=-1
= 5y - 5 =4y
= 5y - 4y = 5
y = 5
2. 4(3-2y) = 15-7y
= 12 - 8y = 15 - 7y
-8y +7y = 15 + 12
-y = 27
y = -27
3. 3(2y - 3 ) = 5 (y-2)
6y-9 = 5y - 10
6y-5y = -9 - 10
y = -19