Multiplication
Solve: 50(5)
What is 250?
Is this an equation, or expression?
2x+6
What is an expression?
Is this an expression or equation?
5y-10
What is expression?
3(x+6)
What is 3x+18?
These two rivers flooded in ancient times, forcing people to use algebra to figure out property lines
what are the Tigris an Euphrates?
Solve: 4(30)
What is 120?
Is this an equation, or expression?
2x+5= 20
What is equation?
Is this an expression or an equation?
60x+5= 125
What is equation?
50 (x+ 10)
What is 50x+ 500?
who is Al-Kwarizmi?
What is 26?
Is this a term or a constant?
7x
What is term?
How can you tell the difference between an expression and an equation?
20 (y- 4)=
what is 20y-80?
What is the result of multiplying a negative times a negative?
Solve: 50x+5 where x is 10
What is 550?
Solve:
4y+9
where y=10
What is 49?
This is the method of isolating a variable, such as x, by itself
What is do the opposite operation?
x+78=172
-78= -78
x= 94
Describe the distributive property
What is: everything in the parenthesis is multiplied times the number on the outside, combining like terms
This is the original name for Algebra
What is Al-Jabr?
What is the sum of all the numbers 1-10?
What is?
n (n+1)/2
550
This is the difference between a term and a constant
Multiplication and division, subtraction and addition. These are opposites of each other. In the mathematical word, what is another name for the "opposite?" operation?
What is Inverse
+/-
x or /
What is wrong with this picture?
8(x+6)= 8x+ 14
What is: 48, not 14. Multiplication, not addition
What is the dot?