Vocabulary
Give the word that has this definition:
terms with the same variables having the same exponents
Like terms
Translate the verbal phrase into an algebraic expression:
a number subtracted from 11
11-x
Simplify the following expression:
-2(-3x+6)
6x-12
Evaluate the following expression:
3y+6x-9 where x=-2 and y=1
-18
Solve for the variable in the following equation:
-15+p=-21
p=-6
Give the word that has this definition:
letters or symbols that represent unknown numbers or values
Variables
Translate the verbal phrase into an algebraic expression:
the product of 7 and a number
7x
Simplify the following expression:
4+7(3x-1)
-3+21x or 21x-3
Evaluate the following expression:
-y+7(x-y) where x=3 and y=-4
53
Solve for the variable in the following equation:
v/2+9=-13
v=-44
Give the word that has this definition:
an operation that undoes the effect of another operation
Translate the verbal phrase into an algebraic expression:
the quotient of a number and 5
x div 5
Simplify the following expression:
-c^2+10a^2+12b-3a
9c^2+12b-3a
Evaluate the following expression:
2+3(4a-b) where a=1 and b= -6
32
Solve for the variable in the following equation:
-15x+72= -63
x=9
Give the word that has this definition:
a term in an expression or equation that has a fixed value that never changes
Constant
Translate the verbal phrase into an algebraic expression:
the sum of 9 times a number and 4
9x+4
Simplify the following expression:
5(x+2)-7(2x-1)
-9x+17
Evaluate the following expression:
(x+y)^2 where x=5 and y=2
49
Solve for the variable in the following equation:
(x-7)/-3=14
x=-35
Give the word that has this definition:
the number that multiplies with a variable in a term
Coefficient
Translate the verbal phrase into an algebraic expression:
6 times the difference of a number and 2
6(x-2)
Simplify the following expression:
7x^2-(-3y-9x^2)+10y^2
16x^2+10y^2+3y
Evaluate the following expression:
x^2+y^2 where x=3 and y=-6
45
Solve for the variable in the following equation:
-(7+3x)-5=-6
x=-2