1. x : 8 + 7 = 9
x : 8 = 9 - 7
x : 8 = 2
X = 8 * 2
x = 16
2. 14x + 5x = 608
19x = 608
x = 608 : 19
x = 32
3. (x + 7) : 8 = 9
x + 7 = 9 * 8
x + 7 = 72
x = 72 - 7
x = 65
1. x : 8 + 7 = 9
x : 8 = 9 - 7
x : 8 = 2
X = 8 * 2
x = 16
2. 14x + 5x = 608
19x = 608
x = 608 : 19
x = 32
3. (x + 7) : 8 = 9
x + 7 = 9 * 8
x + 7 = 72
x = 72 - 7
x = 65