Evaluating Expressions
evaluate the following when x = 11.
4x
44
Convert from a verbal expression into an algebraic expression:
three multiplied by a number c
3c
Convert from a verbal expression to an algebraic expression:
twice a number n
2n
Identify the variables:
2x + y
x, y
Evaluate the following when x = 7
5x + 5
40
Convert from a verbal expression to an algebraic expression:
the sum of twelve and a number p
12+p
Convert from a verbal expression to an algebraic expression:
the difference between a number k a twenty three
k - 23
Translate the algebraic expression into a verbal expression:
x - 9
9 less than x
Identify the terms:
6n - 3p + 7
6n, 3p, 7
State the number of terms in the following expression: 7y + 6/5xz
two
Convert from a verbal expression to an algebraic expression:
the quotient of 63 and some number w
63/w
Convert from a verbal expression to an algebraic expression:
the quotient of fifty and a number y
50/y
Translate the algebraic expression into a verbal expression:
y:75
the quotient of y and 75
identify the coefficients
1/2m + 2p - 3p + 8
1/2, 2, -3,8
evaluate when p = 2 and y = 4
9p - 3 + 4y
31
Convert from a verbal expression to an algebraic expression:
the product of a number x and ten
10x
Thirty Three percent of a number x
(33:100)x
Translate the algebraic expression into a verbal expression (you cannot use the word minus!):
7 - x
x less than 7 OR the difference of 7 and x
Identify the coefficients: 63b + 72x - 9 + (1/7)b
63, 72, 1/7, -9
State the number of terms in the expression
6y - 7p/7 + 33z - 4
four
Convert from a verbal expression to an algebraic expression:
one-fifth of a number n
1/5 n
Convert from a verbal expression to an algebraic expression:
twenty five less than a number cubed
x3 - 25
Translate the algebraic expression into a verbal expression:
(1/2)y
one half of y
write the expression using exponents: 5 c c c c c x x x b b
5c5 x3 b2