malakayman27 malakayman27
  • 01-12-2020
  • Mathematics
contestada

Mariam's father is now 4 times as old Mariam. In 10 years' time, Mariam's father will be twice as
old as Mariam. How old is Mariam now?

This due is after 15 min helpp

Respuesta :

NgShiYin
NgShiYin NgShiYin
  • 01-12-2020

Answer:

5

Step-by-step explanation:

Let Mariam's age be x and Mariam's father's age be 4x.

2(x+10) = 4x+10

2x+20 = 4x+10

4x-2x = 20-10

2x = 10

x = 5

Answer Link

Otras preguntas

Why do I get heartburn?
The sum of 11 and the product of 2 and a number r
Eugene takes 5/6 minutes to run one lap around the track if Eugene runs around the track at the same pace for 1/4 hour how many laps will kevyn Eugene Run
I am: double stranded found in the nucleus have four nitrogen bases contain deoxyribose sugar contain thymine instead of uracil What important molecule am I? A)
what is 248 rounded rounded to the nearest tenth
Example of a colloid?
Write at least three statements showing what you know about the fraction 3/4
What causes the earth’s magnetic field? A. the mineral composition of the earth’s crust B. magnetic particles located at the earth’s poles C. molten material
Explain how you can find 4 times 754 using two different methods.
what division problem equals 18