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人気のある Word Problems >

George is twice as old as Tamara. In five years, George will be 1.5 times as old as Tamara. Write a system of 線形 equations

解

G eor g e i s tw i ce a s o l d a s T ama r a . I n f i v e ye a rs, G eor g e w i ll b e 1.5 t im es a s o l d a s T ama r a . W r i t e a sys t e m o f l in e a r e q u a t i o n s

解

Tamara^{'} s age is : 5

George^{'} s age is : 10

解答ステップ

Translate the problem into an equation:

2 x + 5 = 1.5 (x + 5)

x

を解く

2 x + 5 = 1.5 (x + 5) : x = 5

発見する age

Tamara^{'} s age is : 5

George^{'} s age is : 10

人気の例

Tommy inherited some money from his grandfather and put it in a bank account that earns 8% interest compounded quarterly. After 7 years, Tommy had 700.00 in the bank account. How much interest did he earn?the product of two consecutive negative integers is 72. find the value of the lesser integer.the sum of 3 times a number and 7 equals 9 twice a number is 26 the product of two consecutive odd numbers is 10 more than the square of the smaller number. FIND THE SMALLER NUMBER