1) 2=(3x-5)-(7-4x)2 = 3x - 5 - 7 + 4x2 = 7x - 127x = 14x = 2
2) 8x + 5 = 119 + (7 - 3x)8x + 5 = 119 + 7 - 3x8x + 5 = 126 - 3x11x = 121x = 11
3) 0.71x - 13 = 10 - 0.29x0.71x + 0.29x = 10 + 131x = 23x = 23
4) 13 - (5x + 11) = 6x13 - 5x - 11 = 6x2 - 11 = 6x + 5x-9 = 11xx = -9/11
5) 48 = 11 - (9a + 2)48 = 11 - 9a - 248 = 9 - 9a9a = -39a = -39/9a = -13/3
1) 2=(3x-5)-(7-4x)
2 = 3x - 5 - 7 + 4x
2 = 7x - 12
7x = 14
x = 2
2) 8x + 5 = 119 + (7 - 3x)
8x + 5 = 119 + 7 - 3x
8x + 5 = 126 - 3x
11x = 121
x = 11
3) 0.71x - 13 = 10 - 0.29x
0.71x + 0.29x = 10 + 13
1x = 23
x = 23
4) 13 - (5x + 11) = 6x
13 - 5x - 11 = 6x
2 - 11 = 6x + 5x
-9 = 11x
x = -9/11
5) 48 = 11 - (9a + 2)
48 = 11 - 9a - 2
48 = 9 - 9a
9a = -39
a = -39/9
a = -13/3