방정식 풀이 X-6÷9/2=1/2 간 산 3/4÷5/3+3/4×2/5

방정식 풀이 X-6÷9/2=1/2 간 산 3/4÷5/3+3/4×2/5

방정식 X-6÷9/2=1/2 x-6x 2/9=1/2 x-2 x 2/3=1/2 x=4/3 x=1/2 x=11/6 간 산 3/4/4÷5/3+3/4×2/5=3/4 x 3/5+3/4 x 2/5=3/4 x(3/5+2/5)