5(a+2) + 9 = 545a + 10 + 9 = 545a + 19 = 545a = 35a = 7
2(3x-1) - 3 = 16x - 2 - 3 = 16x - 5 = 16x = 6x = 1
17(5x-3) = 173485x - 51 = 173485x = 1785x = 21
6(3x+6) = 232218x + 36 = 232218x = 2286x = 127
5(a+2) + 9 = 54
5a + 10 + 9 = 54
5a + 19 = 54
5a = 35
a = 7
2(3x-1) - 3 = 1
6x - 2 - 3 = 1
6x - 5 = 1
6x = 6
x = 1
17(5x-3) = 1734
85x - 51 = 1734
85x = 1785
x = 21
6(3x+6) = 2322
18x + 36 = 2322
18x = 2286
x = 127