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35 - 3 = 9x - 5x
32 = 4x
x = 8
b. 8x + 5x + 5 = 6x - 9 + 4x + 8
13x + 5 = 10x -1
13 x - 10x = -6
3x = -6
x = -2
5(x + 4) + 15 = 3(3x + 1)
5x + 20 + 15 = 9x + 3
32 = 4x
x = 8
b)
8x + 5(x + 1) = 3(2x - 3) + 4(x + 2)
8x + 5x + 5 = 6x - 9 + 4x + 8
3x = -6
x = -2