解方程:(x+3)乘以4=16.8

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解方程:(x+3)乘以4=16.8解方程:(x+3)乘以4=16.8解方程:(x+3)乘以4=16.84(x+3)=16.8x+3=16.8÷4x+3=4.2x=4.2-3x=1.2x+3=4.2x=

解方程:(x+3)乘以4=16.8
解方程:(x+3)乘以4=16.8

解方程:(x+3)乘以4=16.8
4(x+3)=16.8
x+3=16.8÷4
x+3=4.2
x=4.2-3
x=1.2

x+3=4.2
x=1.2

(x+3)*4=16.8
x+3=16.8÷4
x+3=4.2
x=4.2-3
x=1.2

4(x+3)=16.8
x+3=4.2
x=1.2

x+3=4.2
x=1.2

(x+3)x4=16.8
(x+3)=16.8/4
(x+3)=4.2
x=4.2-3
x=1.2