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Clearnote
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Junior High
Mathematics
第三題求解
Mathematics
Junior High
Resolved
about 2 yearsago
傑
第三題求解
20 C)解二元一次聯立方程式,2x-3y=3 5x+2y=-2 10x txt = -4 可以完全消去x項? (A)①×5+②×2 (C)①×2+②×3 多少? (A) / 5 216 210 )若二元一次聯立方程式 (B) 台 76 13 21² 42 PY (B)×5-②②×2 (D)×3-②×2 6x y= 6 x (C) 35 36 時,使用下列哪一個方法, bax-ay 12. 5 M 611 6 的解為 x=a、y=b,則 a+b 之值為 (D) 37 36 AX 210 66 = 2 = 3/32 2276-26 TV66 日)將張2米化簡後,可得下列哪一式? (A)-2x-17y (B)-2x+y 6% ---- 33 類 103 會考第6題 -2x+y (C)=24-172 (1122) -2x-17y Y
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FANNN
about 2 yearsago
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