一元一次方程是初中数学中非常重要的基础内容，以下是一些综合提升版的一元一次方程练习题，适合七年级学生：
选择题
1. 方程 (2x 3 = 5) 的解是：
A. (x = 2)
B. (x = 4)
C. (x = 1)
D. (x = -1)
2. 若 (3x + 4 = 19)，则 (x) 的值是：
A. (x = 5)
B. (x = 6)
C. (x = 7)
D. (x = 8)
3. 若 (5(x 2) = 15)，则 (x) 的值是：
A. (x = 3)
B. (x = 4)
C. (x = 5)
D. (x = 6)
填空题
1. 方程 (x + 7 = 12) 的解是 (x = ___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
