Welcome Back!!!!
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Transcript of Welcome Back!!!!
Objectives: 1) To model relationships with variables.
2) To model relationships with equations and formulas.
What Language Is This?a) Die fette Katze geht schnell.
b) El gato gordo camina rápidamente.
c) Il gatto grasso cammina velocement.
d) Le gros chat marche rapidement.
e)O gato gordo anda rapidamente.
f) The fat cat walks fast.
German
Spanish
Italian
French
Portuguese
English
#6#5
Russian.
What language is this:
математика - мой друг.
What does this mean in German?
Mathematik ist mein Freund.
#7#6
Mathematics is my friend.
What does this mean in German?
Mathematik ist mein Freund.
the quotient of a number and six.
#9#8
5m - t/7
the product of 5 and m minus the quotient of t and 7.
four times the sum of a number and 10.
#11#10
seven less than five times a number
write this in English:
5n - 7
write this in English:
q/6 + 7
#12#11
seven more than the quotient of q and six.
write this in English:
q/6 + 7
ten less than five times a number
+ - x -..Sum
Add
More Than
Increase
Difference
Subtract
Less Than
Decrease
Product
Multiply
Times
(Twice)
(Triple)
Quotient
Divide
Ratio
(Halved)
a) 12 more than 9 b) 8 less than 13
c) 16 divided by 4 d) Twice 25
Variable :
Expression :
a symbol, usually a letter, that represents a number.
Examples)
a phrase that includes numbers, variables, and operation symbols.
Examples)
a) Seven more than n
b) The difference of n and 7
c) The product of seven and n
d) The quotient of n and seven
Defining a Variable :
Examples)
a)Two times a number plus 5
Let n = the number
2n + 5
b) 7 less than three times a number
c) An Algebra textbook costs $55. A desk costs $60. If those are the only educational expenses for this classroom, write an algebraic expression to illustrate the total expenses.
Homework: http://honeycutt.pbworks.com/w/page/44422300/Algebra%201%20Assignments