方程式L3-小数2(8問)
方程式を解け
0.1x+0.6=-0.1x+0.2
解答○ ×0.2x-0.5=0.3x-0.6
解答○ ×1.2x+0.4=0.5x-0.3
解答○ ×2.2x-1.8=1.3x+0.9
解答○ ×-1.8x+1.3=-2.1x+0.4
解答○ ×0.2x-0.5=-0.3x-0.5
解答○ ×1.7x+1.2=1.4x
解答○ ×-0.9x+1.2=-2.3x-1.6
解答○ ×問題と解答
0.1x+0.6=-0.1x+0.2-2 0.2x-0.5=0.3x-0.61 1.2x+0.4=0.5x-0.3-1 2.2x-1.8=1.3x+0.93 -1.8x+1.3=-2.1x+0.4-3 0.2x-0.5=-0.3x-0.50 1.7x+1.2=1.4x-4 -0.9x+1.2=-2.3x-1.6-2
