Substitution
Adding and Subtracting
Multiplication and Division
Multi-Step Equations
Word Problems
100
7y - x (y = 4 and x = -2)
30
100
x - 7 = 6
x = 13
100
(y/5) = -6
y = -30
100
6a - 4 = 2
a = 1
100
Write five times a number n is 14 as an algebraic expression.
5n = 14
200
2a - 5b (a = -5 and b = -3)
5
200
-7 + b = 12
b = 19
200
(2/3)n = 18
n = 27
200
5k + 2 = 6
k = 4/5
200
Write two more than a number n is 17 as an algebraic expression.
n + 2 = 17
300
-0.5m + 3n (m = -2 and n = 5)
16
300
r + (3/8) = (5/8)
r = (2/8) or (1/4)
300
10 = (h/6)
h = 60
300
-9 = 1 + (x/-10)
a = 100
300
Write five less than the product of six and a number x as an algebraic expression.
6x - 5
400
8x - 5y (x = -2 and y = 3)
-31
400
-5.5 = a - 2.5
a = -3
400
(f/5) = -5
f = -25
400
(n/11) + 4 = 5
n = 11
400
Brenda is 18 years younger than her mother. What is Brenda's age, b, if her mothers age is m?
m - 18 = b (or) b + 18 = m
500
-9x + 4y (x = -6 and y = 3)
66
500
12 = -6.4 + a
a = 18.4
500
-3.4 = (n/2)
n = -6.8
500
What steps would you do to solve 2n - 4 = 8
First add 4 to 8. Then divide the answer by 2.
500
Roger, r, is 6 year older than his sister Shauna, s. What is Shuana's age?
s - 6 = r (or) r + 6 = s
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