4(x+3) = 2x - 64x + 12 = 2x - 64x - 2x = -6 - 122x = -18x = -9
5(x-3) + 4x = x - 85x - 15 + 4x = x - 89x - 15 = x - 89x - x = 15 - 88x = 7x = 7/8
10x = 8x - 510x - 8x = -52x = -5x = -5/2 or -2.5
7.5x + 2 = 7.4x + 47.5x - 7.4x = 4 - 20.1x = 2x = 2 / 0.1x = 20
4(x+3) = 2x - 6
4x + 12 = 2x - 6
4x - 2x = -6 - 12
2x = -18
x = -9
5(x-3) + 4x = x - 8
5x - 15 + 4x = x - 8
9x - 15 = x - 8
9x - x = 15 - 8
8x = 7
x = 7/8
10x = 8x - 5
10x - 8x = -5
2x = -5
x = -5/2 or -2.5
7.5x + 2 = 7.4x + 4
7.5x - 7.4x = 4 - 2
0.1x = 2
x = 2 / 0.1
x = 20