甲乙两种商品的价格之比是4比3，如果甲商品比乙商品贵50元那么乙的价格是多少元

被除数是除数的7倍,商是多少 Swiss scientists have created the world's smallest electric car,which is made of a single moleculeand has four wheels.的翻译. 被除数比除数的7倍多5,如果被除数、除数、商与余数的和是361,那么被除数是多少?除数是多少? 被除数 除数 商三个数的和是287,被除数是除数的7倍,被除数和除数各是多少 如果x比y比z=1比3比5 则2x+3y-2z／x－3y＋2z分数线用/代替 2x=3y,y+2z=x,那么,y是z的几倍,x是z的几倍要方程的过程 ,而且要五年级的方式做 已知x:y:z=3:5:6,且2x-3y+3z+36,求3x+y-2z的值 X+Y=Z 2X-3Y+2Z=5 X+3Y-Z=3X+Y=Z2X-3Y+2Z=3X+3Y-Z=3 甲乙两艘军舰,从两个港口对开,甲舰每小时行42千米 乙舰每小时行38千米 .乙舰开1小时候,甲舰才开出.在经过4小时两舰相遇.两个港口相距多少千米 急 甲乙两艘军舰从两个港口相对开,甲舰每小时行42千米,乙舰每小时行38千米,乙舰开出一小时后,甲舰才开出,再经过4小时两舰相遇.两个港口相距多少千米? 甲乙两艘军舰,从两个港口相向开出,甲舰每小 时行42千米,乙舰每小时行38千米,乙舰 开出一小时后,甲舰才开出,再经过4小时 两舰相遇.两个港口相距多少千米? x²-12x+35=0 因式分解法 ｛2x-3y=-5,3x+2y=12.二元一次方程,用代入消元法做! 三（1）班同学为庆祝六一儿童节排成方阵排练节目,李小杰的东西南北四个方向各有3名同学,这个班一共有多少名同学? The ___(many) trees and flowers we plant,the more beautiful our school will be. Our school is very quiet and beautiful___by many trees and flowers.Why use 'surrounded'? Our school has many flowers.（同义句）______ ________ many flowers ______our school 求值：sin10兀/3-√2cos(-19兀/4)+tan(-13兀/3) -sin兀/3是多少 化简丌sin(－a）sin(2兀－a）sin(3兀＋a）÷sin（a－兀）sin(3兀－a）sin(a＋兀）化简后的丌不是本题的，应该是: 丽丽在计算3 a时,误把3 a当作3a来计算,结果为27,正确答案是多少?列式计算 丽丽在计算3+a,误把3+a当作3a来计筸,结果为27,正确的答案是多少? 王超在计算3+a时,误把3+a当作3a来计算,结果为27,正确结果是多少? 小明在计算a+3时,误把a+|3看作3a来计算,结果为27,正确结果是多少? 丽丽计算一个数除以5分之3时,看成乘5分之3,结果是55分之27,正确结果是几 （）this place is usually very big.There are many trees,grass and flowers in it.People often填什么接：take exercise in the morning or take a walk in the afternoon there.Maybe there are some lakes in it. there are many trees in this place.树作宾语,还是地方作宾语 it is a beautiful place.There are many ancient buildings in it.(合并为一句）it is a beautiful place ___ _____ ancient buildings. It's a beautiful place,but there are so many people there that I couldn't 为but there are so many people there that I couldn't find a proper place to take photos.为何用but,不用so? 麻烦,填空.1.Welcome to our school.Let me( )you around.2.Look,this is our( )pool. w--- to our school ,is this your bag?根据首字母提示完成句子 求This is our school小学五年级水平的英语作文至少50词!