mariahelie345 mariahelie345
  • 03-04-2015
  • Mathematics
contestada

When 40 is added to the number of miles Karen ran last week, the result is the same as adding 10 to 4 times the number of miles she ran last week. How many miles did Karen run last week? 

Respuesta :

0000000
0000000 0000000
  • 03-04-2015
x+40=4x+10
4x-x=40-10
3x=30
x=10 miles

Answer: 10 miles
Answer Link

Otras preguntas

A circular garden has a circumference of 42.3 feet. Find the approximate diameter of the garden. Use 3.14 for π.
Please help me, thanks if it’s right!!
MathsWatch The graph of y = f(x)
What accusation was given by President Bush as a reason for invading Iraq but later proved false? A. The United States would be joined by France and Saudi Arabi
6 Similarities between Greece & Rome & United States​
Which superrealist created life-sized figural sculptures?
Complete each of the following sentences by using the drop-down menus. sound into Audio digitization converts sound. Digital audio is stored in The process of a
A chemical reaction can be reversed if? Question 18 options: The energy of the products exceeds the activation energy threshold. The energy of the reactants exc
Pls solve this for me
When you donate blood, you give around one pint. How much blood do you have in your body to start with?.