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Systems of equations word problems example 3 | Algebra I | Khan Academy

131,246 views

Khan Academy

Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English

Speech Time:

96%
  • 5:47 / 5:58

Speech Rate:

  • 157 wpm - Fast

Category:

  • Education

Tags :

Intro:

Video Vocabulary

nickels

/ˈnik(ə)l/

noun other verb

chemical element of atomic number 28. American coin worth 5 cents. coat with nickel.

however

/houˈevər/

adverb conjunction

used to introduce statement that contrasts with or seems to contradict something that has been said previously. (Used to introduce a counter statement).

birthday

/ˈbərTHˌdā/

noun

Date each year on which you were born.

display

/dəˈsplā/

noun verb

event intended for public entertainment. (Animals) to indicate readiness for sex.

depositing

/dəˈpäzət/

verb

To put money or valuable items in a bank.

equation

/əˈkwāZHən/

noun

Mathematical statement showing things to be equal.

electronic

/əˌlekˈtränik/

adjective

having components such as microchips.

multiply

/ˈməltəˌplī/

verb

To calculate two numbers e.g. 2 x 4.

quarters

/ˈkwôrdər/

noun other verb

each of four equal or corresponding parts into which something is or can be divided. One of four equal periods of play in some sports. To split something into four equal parts.

variables

/ˈverēəb(ə)l/

noun other

element, feature, or factor that is liable to vary or change. Mathematical quantities with several values.

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