x=2.75
4X十12.5*2=36解方程:4X=36-25X=11/4X=2.75
乘除法跟加减法在一起,先算乘除法所以4x+25=364x=11x=2.75
4x+12.5×2=36解∶ 4x+25=36 4x=36-25 x=11÷4 x=2.75
4x+12.5×2=364x=36-254x=11x=2.75