Translate the Expression/Equation
the sum of "a number" and four
x + 4 (or any letter + 4)
How would I undo x2+7 ? (times 2 plus 7)
/2-7 (divided by 2 minus 7)
10 - z = 6
z = 4
**DOUBLE BONUS**
8p+2=10
p=1
What am I? a letter used to represent an unknown or changing value
variable
"a number" divided by twelve, minus seven
x/12-7 (or any letter /12-7)
When I say "a number" when translating equations/expressions, what do I really mean?
a variable ; a letter ; an unknown value
8y=48
y=6
**DOUBLE BONUS**
6y-5=7
y=2
What am I? opposite operations that UNDO each other
inverse operations
five of "a number" plus eleven totals nineteen
5n+11=19 (5 times any letter +11=19)
What is the name for p in the expression 4p-7=21? (fill in the blank: p is a ________)
p is a variable
q - 13 = 97
q = 110
**DOUBLE BONUS**
m/5+9=11
m=10
What am I? a math sentence with numbers, operations and/or variables, that does NOT have an equal sign
an expression
the difference of "a number" and thirteen is equal to forty-two
n-13=42 (or any letter -13=42)
What is the inverse of multiplication?
division
18 = a/2
a=36
**DOUBLE BONUS**
(n-31)/4=2
n=39
What am I? a math sentence with numbers, operations, and/or variables, and DOES have an equal sign
an equation
the product of sixteen and "a number" is the same as forty-eight minus "a different number"
16n=48-p (or 16 of a letter = 48- a different letter)
**TRIPLE BONUS**
SOLVE for Z
14z-112=84
Z=14
r/3=7
r=21
**DOUBLE BONUS**
21+5t=8t
t=7
What am I? the name for an answer to a multiplication problem; example: the _______ of 4 and 6 is 24
product