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一、填空(每空3分,共33分) l.由2x+3y+1=0,可以得到用x表示y的式子y=__。 2.由x=-1/3y+2,可以得到用x表示y的式子y=__。
First, fill in the blanks (3 points for each null, a total of 33 points) l. By 2x + 3y +1 = 0, you can get with x that y y = __. 2. From x = -1 / 3y + 2, we get y = __ with x.