Write an equation to represent this information

Assignment Help Mathematics

Reference no: EM131064514

t cost Marci 20 cents to mail a postcard and 33 cents to mail a letter. She sent either a postcard or a letter to each of 18 people and spent $4.38 total.

Let x represent the number of postcards she wrote, and write an EQUATION for: The sum of the costs in questions 15 and 17 is $4.38, write an equation to represent this information.

Reference no: EM131064514

Questions Cloud

Outline the harrod-domar growth model : Outline the Harrod-Domar growth model. To what extent is it relevant to the analysis of contemporary capitalist economies?

Public record of the presidency today : Should taped White House discussions be part of the public record of the presidency today? Why or why not?

Communist party of the soviet union : Mikhail Sergeyevich Gorbachev is a former Soviet statesman. He was the eighth and last leader of the Soviet Union, having served as General Secretary of the Communist Party of the Soviet Union from 1985 until 1991 when the party was dissolved.

Descriptive statistics would most effectively describe : Which descriptive statistics would most effectively describe the differences in:a. Travel distance to work? b. the most popular model of car?

Write an equation to represent this information : write an equation to represent this information.

Differences between systems and individual approaches : Existential: anxiety, freedom and responsibility, striving for identity and relationship with others, search for meaning, capacity for self-awareness, awareness of death and nonbeing.

World of finance the buying of stocks and shares : In the world of finance, the buying of stocks and shares can be a risky business. The risk associated with share trading is given by a share's volatility which measures the scale of fluctuations in the price of a share over a past period of time -..

Find the indicated binomial probability : Find the indicated binomial probability. Round to five decimal places when necessary. In a certain college, 20% of the physics majors belong to ethnic minorities. If 10 students are selected at random from the physics majors, what is the probabili..

How many hours will it take thebullock cart to travel 20 km : How many hours will it take thebullock cart to travel 20 km?

User Account

All Pages