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人気のある Word Problems >

Maryl is 40 years older than Shaira. 10 years ago, the sum of their ages was 40.

解

M a ry l i s 40 ye a rs o l d er t han S hai r a . 10 ye a rs a g o, t h e s u m o f t h e i r a g es w a s 40.

解

Maryl^{'} s age is : 50

Shaira^{'} s age is : 10

解答ステップ

Translate the problem into an equation:

x - 10 + x - 40 - 10 = 40

x

を解く

x - 10 + x - 40 - 10 = 40 : x = 50

発見する age

Maryl^{'} s age is : 50

Shaira^{'} s age is : 10

人気の例

If 3 times a number is increased by 22 , the result is 14 less than 7 times the number. What is the number?Maryl is 5 years younger than Shaira. 4 years ago, the sum of their ages was 12.There are two numbers whose sum is 53. Three times the smaller number is equal to 19 more than the larger number. What are the numbers?Find the future value and interest earned if 8704.56 is invested for 7 years at 5% compounded continuously The larger of two numbers is six less than twice the smaller number. If the sum of the numbers is 42 , find the numbers