60×0.8+1.2×(X-60)=0.88X
2个回答
60×0.8+1.2×(X-60)=0.88X
48+1.2x-72=0.88x
1.2x-0.88x=72-48
0.32x=24
x=75
相关问题
60×0.8+(x-60)×1.2=0.08x
0.40×60+120%×0.40×(x-60)=0.44x 等于多少
帮我解个方程:60×(X--1)=50×(X+0.2)
(60分)3×5+2x=272.5x+1.5=18.51.2x-0.9=0.87(x+4.4)×12=60
0.84×1.2+8.4×0.88 = = = = = =
80%×0.25-60%÷4 120%X- 4 5 X=0.8 1.2×85+16× 6 5 -120% 2 3 :4=
解方程4x-5×6=12;8x-3x=15.6;30×(x÷4)=60;7.2×0.5-3x=1.2.
列方程,4×(0.9+x )=60,1.4x+3.2×3=23.6
解方程: ①5.2+3X=8.2 ②1.8X-9.2=8.8 ③60×0.4+6X=63.6.
简算(1)4×0.8×1.25×0.25 (2)(1/2+1/3+1/4+1/5)×60