mubarekelias mubarekelias

02-03-2021
Mathematics

contestada

Tesfa is x years old. his father is 4 times as old as Tesfa. Her mother is 7 years younger than his father. If their three ages add up to 101 years, how old is Tesfa?

Respuesta :

hd41186 hd41186

02-03-2021

tesfa = x

dad = 4x

mom= 4x-1

x+4x+4x-1=101

9x+1=101

9x=100

100/9= 11.1

Answer Link

Otras preguntas

Why is it harder to estimate expenses than to estimate income?

What value of n would make point A the circumcenter?2543

Now you're ready to try and punctuate the following sentences. These sentences do not have any punctuation at the end. Can you add a piece of punctuation to ea

HELP! 30 pts! The circle below is centered at the point (-2, -3) and has a radius of length 3.

HELP ASAP PLS !!! What is the area of this triangle? Enter your answer in the box.

PLEASE HELP: I need to know how to do the steps

The diagram shows a circle inside a square. a 16 cm Work out the area of the circle.

what are the awsers so Malala achieve3000 article?

What is the pressure exerted by 2.3 mol of a gas with a temperature of 40. °C and a volume of 3.5 L?

Maya can run 18 miles in 3 hours, and she can bike 18 miles in 2 hours. What is Maya’s biking speed? PLZ HELP IN A BIG RUSH PLZ PLZ PLZ