Writing algebraic expressions
Write an expression for the product of 3 and w.
What is 3w?
3a-2
when
a=7
19
p + 9
when
p = 6
What is 15?
What is the constant in the following expression:
v+9
9
-5+ -9 =
-14
Write an expression for w less than 8.
What is 8 - w?
p/4 + 3
when
p = 24
9
31 - g
when
g=3
28
What does the E stand for in PEMDAS?
Exponents
-7 x 6 =
-42
Write an expression for the difference of twice p and 9.
What is 2p - 9?
7(n+4)
when
n=8
84
4w
when
w=13.
52
What does the P stand for in PEMDAS?
Parentheses
5(3z - 4)
15z - 20
Twice the difference of 6 and x
2(6-x)
(30/b) + 9
when
b =6
14
2rz - 9
when
r=2 and z=5.
11
How many terms are in this expression?
3
-2(-8m - 6)
16m + 6
Write an expression for 9 times the difference of r and 8.
9(r - 8) or 9 x (r-8)
(24/4 -c) * a
when
a=5 and c=1
25
3(x + 4) - w
when
x=3 and w=8.
13
What is the coefficient in the following expression:
5x-9
5
6(- 7m - 2)
-42m - 12