姓名 ______________________日期 ____________得分 ____ / 12代数式求值练习代数式求值 · 1–12按给定的值计算每个代数式。简单替换1.7a − 1, a = 9简单替换2.6n + 4, n = 8简单替换3.8n + 5, n = 6简单替换4.9n − 15, n = 2简单替换5.9x + 18, x = 1简单替换6.8n + 11, n = 2简单替换7.6x + 16, x = 1简单替换8.2n + 15, n = 1简单替换9.8x − 1, x = 1简单替换10.9a + 12, a = 2简单替换11.7a + 1, a = 2简单替换12.7x − 16, x = 6答案 — 代数式求值练习代数式求值1.622.523.534.35.276.277.228.179.710.3011.1512.26由 Math Sheet Studio 制作 · mathsheetstudio.com — 免费可打印数学练习卷