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

Do buffers aid or hinder the maintenance of homeostasis within a living cell in a changing environment?

a 5 ft ladder is leaning against a 4 ft wall. how far must the bottom of the ladder be from the base of the wall so that the top of laddet rests at the top of w

what is the first 5 multiples of 32 and the first 5 multiples of 29

The epidermal tissue of a plant prevents _________.

During the bitter struggle over reconstruction policy, Congress overrode Johnson's veto of the

Which point(s) in the water cycle below best illustrate(s) water changing to a gas, and which term(s) could describe it? Is it.. 1; sublimation & evaporati

Climate warming trends allow plant and insect species to inhabit larger ranges. True or false?

why does a bicycle fitted with solid tyres give a bumper ride than on which has air fitted tyres

how much more is 7/20 than 3/20

What comes after 100,81,64,49