Integers
3m + 7 = -8
m=-5
-4p - 5.7 = 11.1
p = -4.2
1/4z - 2/7 = 5/7
z = 4
You purchase candy at the store for Halloween. You first buy a bag of gummy candy for $8.44. You also purchase full size chocolate bars for $1.50 each. How many candy bars did you buy if you spend $53.44?
30 candy bars
-12(a - 2) = -50
a = 37/6
1.25r - 7 = 2.5
r = 7.6
-1/3 + 5e = -3/4
e = -1/12
Due to fire laws, no more than 760 people may attend a performance at Metro Auditorium. The balcony holds 120 people. There are 32 rows on the ground floor, each with the same number of seats. How many seats are in a ground floor row?
20 seats
4x - 28 - 13x = 17
x = -5
7.8b - 2.14 = -42.7
b = -5.2
3 - r/8 = -9/2
r = 60
A driving range has small buckets of golf balls for $6 each and medium buckets of golf balls for $8 each. One day, golfers use 27 small buckets and some medium buckets for a total cost of $626. How many medium buckets were purchased?
58 medium buckets
203 = m/67 + 189
m = 938
0.65 + 9.85 = c/0.65 +2.6
c = 5.135
x/4 - 1/2 = 3 1/4
x = 15
How old am I if 400 reduced by 2 times by age is 244?
78 years old
212x - 5216 = 9310 + 2646
x = 81
4.838 - 1.202 = 1.85z - 3.209
z = 3.7
6 7/9 = 2/3 - 5x
x = -11/9
Kristen is four times Claire's age. Emily is six years older than Claire. If Anna is twice as old as Claire and the total of all the womens' ages is 78, how old is Kristen?
36 years old