姓名 ______________________日期 ____________得分 ____ / 12绝对值方程练习绝对值方程 · 1–12解下列方程，写出所有解。简单替换1.|x + 5| = 4简单替换2.|x + 5| = 1简单替换3.|x − 6| = 9简单替换4.|x − 7| = 5简单替换5.|x + 9| = 5简单替换6.|x − 1| = 7简单替换7.|x + 8| = 7简单替换8.|x + 2| = 7简单替换9.|x − 2| = 11简单替换10.|x + 7| = 6简单替换11.|x − 1| = 2简单替换12.|x − 9| = 1答案 — 绝对值方程练习绝对值方程1.x = −1 或 x = −92.x = −4 或 x = −63.x = 15 或 x = −34.x = 12 或 x = 25.x = −4 或 x = −146.x = 8 或 x = −67.x = −1 或 x = −158.x = 5 或 x = −99.x = 13 或 x = −910.x = −1 或 x = −1311.x = 3 或 x = −112.x = 10 或 x = 8由 Math Sheet Studio 制作 · mathsheetstudio.com — 免费可打印数学练习卷