式の加法・減法(分数)2(6問)
計算せよ。
43x+3y+(23x-52y+9)
解答○ ×-2x+75y-(18x+95y-1)
解答○ ×52x-87y-(43x-127y+2)
解答○ ×23x2-13x+25+(13x2+73x+15)
解答○ ×114x2+815x+1322-(521x2+710x-833)
解答○ ×1112ab-1318a-25b-(715ab-1945a+35b)
解答○ ×問題と解答
43x+3y+(23x-52y+9)2x+12y+9 -2x+75y-(18x+95y-1)-178x-25y+1 52x-87y-(43x-127y+2)76x+47y-2 23x2-13x+25+(13x2+73x+15)x2+2x+35 114x2+815x+1322-(521x2+710x-833)-16x2-16x+56 1112ab-1318a-25b-(715ab-1945a+35b)920ab-310a-b
