alaynatheriot235 alaynatheriot235

15-11-2020
Mathematics

contestada

Yoko, Bob, and Chang have a total of $120 in their wallets. Bob has $10 less than Yoko. Chang has 3 times what Bob has. How much do they have in their wallets?

Respuesta :

rohleom rohleom

15-11-2020

Y + B + C = 120
Y = B + 10
C = 3B

Substitute:
(B + 10) + B + 3B = 120
5B + 10 = 120
5B = 110
B = $22

Y = B + 10
Y = $32

C = 3B
C = $66

Answer Link

Otras preguntas

Which of the following statements best describes the relationship between carrying capacity and population size? a. Carrying capacity increases population size

y>2x-5 graphing linear inequalities

A person who organizes, operates, and assumes the risk for a business venture is called ______________. an economist an entrepreneur a financial planner an engi

turning fractions into decimals

Who did the Constitutional Union Party nominate as their 1860 presidential candidate? a. Abraham Lincoln b. John c. Calhoun c. John Bell d. Stephen a. Dou

What does it mean when something has a high pH level

170is 40%of what number

Why was the War of 1812 significant to the United States? A)It represented a clear victory over the British forces. B)It launched a new wave of resistance from

Which sentence does not contain any errors in period usage? a. Have you read The Hobbit by J. R. R. Tolkien? b. My brother's platoon leader is Lt Brian Lee. c

With ____ editing, Word automatically displays a Paste Options button near the pasted or moved text.