问题
解答题
解方程
(1)x:1.2=34
(2)40x-35x=315.
答案
(1)x:1.2=34,
x=1.2×34,
x=40.8;
(2))40x-35x=315,
5x=315,
5x÷5=315÷5,
x=63.
解方程
(1)x:1.2=34
(2)40x-35x=315.
(1)x:1.2=34,
x=1.2×34,
x=40.8;
(2))40x-35x=315,
5x=315,
5x÷5=315÷5,
x=63.