Expressions and Equations
Problems
Problem : Identify the variable(s) in the following expressions:
a)
6g + 12
b)
18y
c)
+11 - 16 + (5—2)
d)
13 + w - j
e)
2sf
f)
16f (g + 1)2 + h
Problem : Identify the variable(s) in the following equations:
a)
5r + 6 = 11
b)
= 7
c)
116♣ +423♥ = 209
d)
3·(d + 1) - 4·(p - 2) = 100
e)
14u = 28v + 7
f)
12 = 5r - 3
Problem : Are the following expressions or equations?
a)
34x + 6 = 19
b)
r + 2y
c)
x
3 + y
4 - 6
d)
13p = 106q
e)
3 + 2
f)
213 - 13 = 200
g)
16x
Problem : Translate the following word statement into an algebraic expression or equation:
"Twice the number of cookies Katie bakes plus the number of cookies Prisca bakes minus 6 cookies"
Problem : Translate the following word statement into an algebraic expression or equation:
"If Rob was half a foot taller, he would be six and one-quarter feet tall."
= 6
Problem : Translate the following word statement into an algebraic expression or equation:
"If Ron had scored 15 more points, he would have scored twice as many points as Shawn."
Problem : Translate the following word statement into an algebraic expression or equation:
"John's age divided by 3 is equal to John's age minus 14."
= j - 14
