kimberlydubner kimberlydubner

03-12-2020
Mathematics

contestada

Edward has $400 more than Robert. After Edward spends $60 on groceries, he has three times more money than Robert. How much money does Robert have?

Respuesta :

Rsickghost Rsickghost

03-12-2020

Answer: 170

Step-by-step explanation:

We can set up simultaneous equations such that:

E = R+400

E - 60 = 3R

Solving gives R = 170 and E =570

Answer Link

Аноним Аноним

03-12-2020

Answer:

Robert has $140

Step-by-step explanation:

400 - 60 = 420

420/3 = 140

Answer Link

Otras preguntas

Tear is to sorrow as smile is to

7x+3y=22 4y=20 I need to know how to write this equation out with the answer

Many colonial people volunteered to fight for the Allied forces because they hoped their service would win their colony's ____

Identify the turning point of the function f(x)=x^2-2x+8 by writing its equation in vertex form. Show work

Help??? What is 3x+5x=67y?

What is the product of (x+1) and (2x^2+3x-1)?

The following statements about carbon dioxide are true EXCEPT a. It can be prepared by the action of acid on CaCO₃ b. It is used in fire extinguishers c. It d

What is the size and shape of a super volcano?

Which of the following categories includes the most distantly related organisms? (A) family (B) species (C) class (D) genus (E) order

What is 68 divided by the square root of 4