问题
解答题
x=1.8是方程4x+3.6=10.8的解.______.(判断对错)
答案
4x+3.6=10.8,
4x+3.6-3.6=10.8-3.6,
4x=7.2,
4x÷4=7.2÷4,
x=1.8,
故答案为:√.
x=1.8是方程4x+3.6=10.8的解.______.(判断对错)
4x+3.6=10.8,
4x+3.6-3.6=10.8-3.6,
4x=7.2,
4x÷4=7.2÷4,
x=1.8,
故答案为:√.