4.5+2.2(x-3)=24.3的解

问题描述:

4.5+2.2(x-3)=24.3的解

x≡12

2.2X=24.3+6.6-4.5
2.2X=26.4
X=12

12

4.5+2.2x-6.6=24.3
2.2x-2.1=24.3
2.2x=26.4
x=12

4.5+2.2(x-3)=24.3
4.5+2.2x-6.6=24.3
2.2x=24.3+2.1
2.2x=26.4
x=26.4÷2.2
x=12


4.5+2.2x-6.6=24.3
2.2x=24.3+6.6-4.5
x=26.4÷2.2
x=12