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b. x = 14
c. a = -4
d. a = -7
e. x = 5
f. y = 5
g. y = -3
h. y = -1
i. y = -3
j. x -4
5y - 5 = 4y
5y - 4y = 5
y = 5
HP = {5}
4(3 - 2y) = 15 - 7y
12 - 6y = 15 - 7y
-6y + 7y = 15 - 12
y = 3
HP = {3}
3(2y - 3) = 5(y - 2)
6y - 9 = 5y - 10
6y - 5y = -10 + 9
y = -1
HP = {-1}
8 - 2(3-4y) = 7y - 1
8 - 6 + 8y = 7y - 1
8y - 7y = -1 - 8 + 6
y = -3
HP = {-3}
5x + 7(3x+2) = 6(4x+1)
5x + 21x + 14 = 24x + 6
5x + 21x - 24x = 6 - 14
2x = -8
x = -4
HP = {-4}